Journal of Financial Management of Property and Construction最新文献

{"title":"Implementing lean construction to improve quality and megaproject construction: a case study","authors":"Khalil Idrissi Gartoumi, M. Aboussaleh, S. Zaki","doi":"10.1108/jfmpc-12-2022-0063","DOIUrl":"https://doi.org/10.1108/jfmpc-12-2022-0063","url":null,"abstract":"\u0000Purpose\u0000This paper aims to explore a framework for implementing Lean Construction (LC) to provide corrective actions for quality defects, customer dissatisfaction and value creation during the construction of megaprojects.\u0000\u0000\u0000Design/methodology/approach\u0000This paper presents a case study involving the construction of the Mohamed VI Tower in Morocco. It is the tallest tower in Africa, with 55 floors and a total height of 250 m. This study of the quality of the work and the involvement of the LC was carried out using the Define–Measure–Analysis–Improve–Control approach from Lean six sigma. It describes the Critical to Quality and analyses the root causes of quality defects, customer dissatisfaction and variation in the quality process.\u0000\u0000\u0000Findings\u0000Firstly, the results of this study map the causal factors of lack of quality as established in the literature. Secondly, the LC tools have reduced non-value-added sources of quality waste and, consequently, improved critical quality indicators.\u0000\u0000\u0000Research limitations/implications\u0000This document focuses on one part of the tower’s construction and is limited to a project case in a country where LC is rarely used.\u0000\u0000\u0000Originality/value\u0000This study reinforces the literature reviews, surveys and the small number of case studies that have validated the potential of LC and further clarifies future directions for the practical emergence of this quality improvement approach, especially for large-scale projects.\u0000","PeriodicalId":45720,"journal":{"name":"Journal of Financial Management of Property and Construction","volume":" ","pages":""},"PeriodicalIF":1.9,"publicationDate":"2023-06-07","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"49610700","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

{"title":"Evaluation of the drivers to the implementation of blockchain technology in the construction supply chain management in Nigeria","authors":"Taofeek Tunde Okanlawon, L. Oyewobi, R. Jimoh","doi":"10.1108/jfmpc-11-2022-0058","DOIUrl":"https://doi.org/10.1108/jfmpc-11-2022-0058","url":null,"abstract":"\u0000Purpose\u0000Blockchain technology (BT) is a relatively new technological innovation in all industries, including the construction industry, that is used to improve supply chain management. Therefore, this study assesses the drivers for the implementation of BT in the construction supply chain management in Nigeria.\u0000\u0000\u0000Design/methodology/approach\u0000This study used a quantitative research approach, with a questionnaire survey administered to professionals in the Nigerian construction industry using the snowball sampling method, yielding 155 respondents. The collected data were analysed using descriptive and exploratory factor analysis (EFA) while Cronbach’s alpha was used to evaluate the reliability.\u0000\u0000\u0000Findings\u0000The analysis revealed that all the identified drivers ranked higher than the average mean item score, with level of awareness of the new technology and data management ranking topmost. The identified drivers were clustered into five categories using EFA: technological driver, social-economic driver, management driver, transparency and security driver and information driver.\u0000\u0000\u0000Research limitations/implications\u0000This research was carried out in the Southwestern region which is one of the six geo-political zones in Nigeria using a cross-sectional survey method.\u0000\u0000\u0000Practical implications\u0000The findings will be extremely useful to both professionals and practitioners in the Nigerian construction industry in gaining knowledge about the potential drivers to the implementation of BT in construction supply chain management.\u0000\u0000\u0000Originality/value\u0000The research categorized the drivers into technological, social-economic, management, transparency and security and information driver. It also identified that level of awareness of BT as the major driver in the implementation of BT in construction supply chain management.\u0000","PeriodicalId":45720,"journal":{"name":"Journal of Financial Management of Property and Construction","volume":"1 1","pages":""},"PeriodicalIF":1.9,"publicationDate":"2023-06-05","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"43416389","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

{"title":"Modeling duration of building renovation projects","authors":"Haruna Sa'idu Lawal, H. Ahmadu, M. Abdullahi, M. A. Yamusa, Mustapha Abdulrazaq","doi":"10.1108/jfmpc-06-2022-0030","DOIUrl":"https://doi.org/10.1108/jfmpc-06-2022-0030","url":null,"abstract":"\u0000Purpose\u0000This study aims to develop a building renovation duration prediction model incorporating both scope and non-scope factors.\u0000\u0000\u0000Design/methodology/approach\u0000The study used a questionnaire to obtain basic information relating to identified project scope factors as well as information relating to the impact of the non-scope factors on the duration of building renovation projects. The study retrieved 121 completed questionnaires from construction firms on tertiary education trust fund (TETFund) building renovation projects. Artificial neural network was then used to develop the model using 90% of the data, while mean absolute percentage error was used to validate the model using the remaining 10% of the data.\u0000\u0000\u0000Findings\u0000Two artificial neural network models were developed – a multilayer perceptron (MLP) and a radial basis function (RBF) model. The accuracy of the models was 86% and 80%, respectively. The developed models’ predictions were not statistically different from those of actual duration estimates with less than 20% error margin. Also, the study found that MLP models are more accurate than RBF models.\u0000\u0000\u0000Research limitations/implications\u0000The developed models are only applicable to projects that suit the characteristics and nature of the data used to develop the models. Hence, models can only predict the duration of building renovation projects.\u0000\u0000\u0000Practical implications\u0000The developed models are expected to serve as a tool for realistic estimation of the duration of building renovation projects and thus, help construction project managers to effectively plan and manage it.\u0000\u0000\u0000Social implications\u0000The developed models are expected to serve as a tool for realistic estimation of the duration of building renovation projects and thus, help construction project managers to effectively plan and manage it; it also helps clients to effectively benchmark projects duration and contractors to accurately estimate duration at tendering stage.\u0000\u0000\u0000Originality/value\u0000The study presents models that combine both scope and non-scope factors in predicting the duration of building renovation projects so as to ensure more realistic predictions.\u0000","PeriodicalId":45720,"journal":{"name":"Journal of Financial Management of Property and Construction","volume":" ","pages":""},"PeriodicalIF":1.9,"publicationDate":"2023-03-20","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"45205715","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

{"title":"Critical managerial measures on financial risks of sustainable public–private partnership projects: a PRISMA review","authors":"I. Akomea-Frimpong, X. Jin, R. Osei-Kyei, Fatemeh Pariafsai","doi":"10.1108/jfmpc-12-2021-0070","DOIUrl":"https://doi.org/10.1108/jfmpc-12-2021-0070","url":null,"abstract":"\u0000Purpose\u0000Public–private partnership (PPP), a project financing arrangement between private investors and the public sector, has revolutionized the approach to the funding and development of public infrastructure worldwide. However, the increasing cases of financial risks and poor financial risk management related to the model threaten the sustainability and financial success of PPP projects leading to huge financial investment losses. This study aims to review existing literature to establish the key measures to control the financial risks of sustainable PPP projects.\u0000\u0000\u0000Design/methodology/approach\u0000A PRISMA-compliant systematic literature review method was used in this study. Data were sourced from academic databases consisting of 56 impactful peer-reviewed journal articles.\u0000\u0000\u0000Findings\u0000The review outcomes demonstrate 41 critical factors (measures) in mitigating the financial risks of sustainable PPP projects. They include minimum revenue guarantee, strategic alliance with private investors, financial transparency and accountability and sound macroeconomic policies. The principal results of the study were categorized and conceptualized into a financial risk management maturity model for sustainable PPP projects. Lastly, the study reveals that further studies and project policies must focus more on addressing financial challenges relating to climate risks, and health and safety concerns such as COVID-19 outbreak that have negative impacts on PPP projects.\u0000\u0000\u0000Research limitations/implications\u0000The results provide essential research gaps and directions for future studies on measures to mitigate the financial risks of sustainable PPP projects. However, this study used small but significant existing publications.\u0000\u0000\u0000Practical implications\u0000A checklist and a conceptual maturity model are provided in this study to help practitioners to learn and improve upon their practices to mitigate the financial risks of sustainable PPP projects.\u0000\u0000\u0000Originality/value\u0000This study contributes to managerial measures to reduce huge losses in financial investments of PPP projects and the attainment of sustainability in public infrastructure projects with a financial risk maturity model.\u0000","PeriodicalId":45720,"journal":{"name":"Journal of Financial Management of Property and Construction","volume":" ","pages":""},"PeriodicalIF":1.9,"publicationDate":"2023-03-06","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"47683476","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

{"title":"The late payment epidemic in UK construction","authors":"Alice Stewardson, D. Edwards, E. Asamoah, C. Aigbavboa, J. Lai, H. El-Gohary","doi":"10.1108/jfmpc-03-2022-0016","DOIUrl":"https://doi.org/10.1108/jfmpc-03-2022-0016","url":null,"abstract":"\u0000Purpose\u0000The UK government has elaborated the effect of late payment on the economy, with its impact on the construction sector being particularly pronounced. This paper aims to evaluate the late payment epidemic that persists within the construction industry, specifically analysing the effectiveness of government-led voluntary payment initiatives.\u0000\u0000\u0000Design/methodology/approach\u0000A mixed philosophical lens is adopted that incorporates both pragmatism and post-positivism to examine the late payment phenomena. Couched within deductive reasoning and a case study strategy, a questionnaire survey was conducted to elicit responses from one-hundred construction professionals. Elucidating upon respondents’ perceptions of the UK’s late payment epidemic, a comparative analysis was undertaken of upstream (main contractor) and downstream (subcontractors/suppliers) contractors through Cronbach’s alpha, descriptive statistics, independence chi-square test, Kruskal–Wallis test and Mann–Whitney U test.\u0000\u0000\u0000Findings\u0000Emergent findings reveal that in practice, the monitoring and enforcement of government-led voluntary payment initiatives has been unprosperous with numerous contractors being forced to adopt indefensibly poor and punitive payment practices. Survey responses and extant literature substantiate and underscore the industry’s need to strengthen voluntary government-led payment initiatives. To create a responsible payment culture, any future code created should be mandatory and enforceable as a self-regulating approach has failed dismally. The work concludes with practical additional measures that could be introduced to create a responsible payment culture and promote ethical trading within the UK construction industry.\u0000\u0000\u0000Originality/value\u0000This paper constitutes a novel vignette of, and reflection upon, contemporary practice in this area of construction finance and serves to emphasise that very little has changes in the sector despite numerous UK government led reports and interventions.\u0000","PeriodicalId":45720,"journal":{"name":"Journal of Financial Management of Property and Construction","volume":" ","pages":""},"PeriodicalIF":1.9,"publicationDate":"2023-02-14","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"49515202","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

{"title":"An assessment of the linkages between the construction and other sectors of the Nigerian economy","authors":"Najimu Saka, Victor Arowoiya","doi":"10.1108/jfmpc-01-2022-0005","DOIUrl":"https://doi.org/10.1108/jfmpc-01-2022-0005","url":null,"abstract":"<h3>Purpose</h3>\u0000<p>The construction sector (CNS) occupies a very unique position in any economy depending on whether developed or developing economy. The size and linkages of the CNS are expected to be high to help push or pull the economy from developing to developed economy through elaborate forward and backward linkages, a cardinal aim of developing economies. This paper aims to investigate the forward and backward linkages of the CNS in the Nigerian economy.</p><!--/ Abstract__block -->\u0000<h3>Design/methodology/approach</h3>\u0000<p>In contrast to the traditional input–output analysis to assess sectoral economic performance and production interdependence, this paper used econometric techniques, including unit root test, cointegration test and Granger causality test to analyze the data. Time-series data (TSD) for the study were extracted from United Nations Statistical Department database.</p><!--/ Abstract__block -->\u0000<h3>Findings</h3>\u0000<p>The result indicated that the CNS has low forward linkages but high backward linkages to virtually all the sectors of the Nigerian economy. Thus, the outputs of construction mainly satisfy the manufacturing and other activities.</p><!--/ Abstract__block -->\u0000<h3>Originality/value</h3>\u0000<p>The paper gives an insight into the construction on backward linkages but less extensive forward linkages. The paper recommends a massive local content development of sector to deepen backward and forward linkages and thus helps pull or push weak sectors out of stagnation.</p><!--/ Abstract__block -->","PeriodicalId":45720,"journal":{"name":"Journal of Financial Management of Property and Construction","volume":"11 1","pages":""},"PeriodicalIF":1.9,"publicationDate":"2022-11-29","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"138524834","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

{"title":"A spatial examination of solar PV adopters in Northern Ireland: the role of housing market and socio-economic characteristics","authors":"Sean Macintyre, M. McCord, P. Davis, A. Zacharopoulos, Jack A. McCord","doi":"10.1108/jfmpc-12-2021-0071","DOIUrl":"https://doi.org/10.1108/jfmpc-12-2021-0071","url":null,"abstract":"\u0000Purpose\u0000The purpose of this study is to examine whether PV uptake is associated with key housing market determinants and linked to socio-economic profiles. An abundance of extant literature has examined the role of solar photovoltaic (PV) adoption and user costs, with an emerging corpus of literature investigating the role of the determinants of PV uptake, particularly in relation to the built environment and the spatial variation of PV dependency and dissimilarity. Despite this burgeoning literature, there remains limited insights from the UK perspective on housing market characteristics driving PV adoption and in relation spatial differences and heterogeneity that may exist.\u0000\u0000\u0000Design/methodology/approach\u0000Applying micro-based data at the Super Output Area-level geography, this study develops a series of ordinary least squares, spatial econometric models and a logistic regression analysis to examine built environment, housing tenure and deprivation attributes on PV adoption at the regional level in Northern Ireland, UK.\u0000\u0000\u0000Findings\u0000The findings emerging from the research reveal the presence of some spatial clustering and PV diffusion, in line with several existing studies. The findings demonstrate that an urban-rural dichotomy exists seemingly driven by social interaction and peer effects which has a profound impact on the likelihood of PV adoption. Further, the results exhibit tenure composition and “economic status” to be significant and important determinants of PV diffusion and uptake.\u0000\u0000\u0000Originality/value\u0000Housing market characteristics such as tenure composition across local market structures remain under-researched in relation to renewable energy uptake and adoption. This study examines the role of housing market attributes relative to socio-economic standing for adopting renewable energy.\u0000","PeriodicalId":45720,"journal":{"name":"Journal of Financial Management of Property and Construction","volume":"5 3","pages":""},"PeriodicalIF":1.9,"publicationDate":"2022-11-24","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"41289210","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

{"title":"Indicators for safety culture in SME construction firms: a Delphi study in Ghana","authors":"Eric Kodzo Adzivor, Fidelis Emuze, D. Das","doi":"10.1108/jfmpc-04-2022-0020","DOIUrl":"https://doi.org/10.1108/jfmpc-04-2022-0020","url":null,"abstract":"Purpose The purpose of this article is to determine safety culture indicators that can improve the health and safety performance of small and medium-sized enterprise (SME) contractors in Ghana. Design/methodology/approach A three-round Delphi method was used. The first round consisted of 31 experts out of which 18 of them rated their agreements with a set of 87 potential safety culture indicators using a 10-point Likert scale of importance (1 = important and 10 = very important) and the 16 experts who completed the final round were given the opportunity to suggest other indicators. The 87 indicators were categorised into 14 core health and safety elements. Indicators that attained a group median value of 5–10 for 50% or more expert ratings were accepted. Findings At the end of the third round, a consensus was reached on the indicators when they attracted median scores of 5–10 for at least 50% or more of the health and safety experts rated the indicators between 5 and 10. Out of a total of 87 indicators at the start of the Delphi process, the consensus was reached on 70 that were retained. Research limitations/implications The health and safety experts were not given the opportunity to add new indicators to the structured questionnaire until the third round. Originality/value This is the first study, to the best of the authors’ knowledge, to have a consensus by health and safety experts on leading indicator metrics of positive culture of construction safety in Ghana for improved SME construction company’s health and safety performance in Ghana. If these indicators are adopted and used effectively in Ghana, they would ensure positive culture of construction safety and subsequently help to protect construction workers.","PeriodicalId":45720,"journal":{"name":"Journal of Financial Management of Property and Construction","volume":" ","pages":""},"PeriodicalIF":1.9,"publicationDate":"2022-10-11","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"46530530","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

{"title":"An investigation of the conflict management strategies in international construction joint ventures of Sri Lanka","authors":"N. Thilakarathne, Akila Pramodh Rathnasinghe, U. Kulatunga, N. Thurairajah, L. Weerasinghe","doi":"10.1108/jfmpc-03-2022-0018","DOIUrl":"https://doi.org/10.1108/jfmpc-03-2022-0018","url":null,"abstract":"\u0000Purpose\u0000Most developing countries, such as Sri Lanka (SL), are now looking for the support of foreign construction companies for large-scale infrastructure projects in return for expertise and resources. Thus, foreign companies may enter into agreements with local contractors through joint ventures (JVs). However, the priorities of construction project stakeholders may differ, which may ultimately end up in conflicts. Therefore, this research aims to investigate the most suitable conflict management strategies for international construction JVs (ICJVs) considering the SL context.\u0000\u0000\u0000Design/methodology/approach\u0000The mixed method was used for the research choice by selecting a questionnaire survey and expert interviews. Completed questionnaires (n = 78) were analysed using statistical techniques. The expert interviews with six industry practitioners were piloted to increase the validity and credibility of survey findings through a triangulation process where the collected data was analysed through content analysis.\u0000\u0000\u0000Findings\u0000The findings confirm that JV parties should first seek collaborative solutions in a conflict and seek legal redress only when those efforts are unsuccessful. Collaborating and compromising were recommended as the most appropriate tactics if an informal approach to conflict management was chosen. Alternative dispute resolution and litigation were identified as formal conflict management strategies.\u0000\u0000\u0000Originality/value\u0000This study, to the best of the authors’ knowledge, will be the first of its kind in SL, which will lead to a better understanding of conflict management in IJCVs and will encourage other researchers to extend this study through further work.\u0000","PeriodicalId":45720,"journal":{"name":"Journal of Financial Management of Property and Construction","volume":" ","pages":""},"PeriodicalIF":1.9,"publicationDate":"2022-09-06","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"42171755","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

{"title":"The effect of the strength of auditing and reporting standards on infrastructure quality in Africa: do ethical behaviour of firms and judicial independence matter?","authors":"Imen Khelil, Achraf Guidara, Hichem Khlif","doi":"10.1108/jfmpc-02-2021-0017","DOIUrl":"https://doi.org/10.1108/jfmpc-02-2021-0017","url":null,"abstract":"\u0000Purpose\u0000This paper aims to investigate the impact of the strength of auditing and reporting standards (SARS, hereafter) on the quality of infrastructure in African countries and tests whether the ethical behaviour of firms and judicial independence affect this relationship.\u0000\u0000\u0000Design/methodology/approach\u0000The sample consists of 108 country-year observations spanning from of 2014–2017. Data concerning the main variables in this study (the quality of infrastructure, SARS, ethical behaviour of firms and judicial independence) are gathered from the Global Competitiveness Reports for 2014, 2015, 2016 and 2017.\u0000\u0000\u0000Findings\u0000The findings of this study suggest that the SARS is positively related to the quality of infrastructure. Similarly, the ethical behaviour of firms has a positive and significant effect on the same variable. When testing for the moderating effects of ethical behaviour of firms and judicial independence, the association between SARS and the quality of infrastructure remains positive and significant for high ethical behaviour and high judicial independence sub-samples, while it is insignificant for settings characterised by low ethical behaviour of firms or low judicial independence.\u0000\u0000\u0000Originality/value\u0000The results of this study highlight the importance of the SARS in combination with business ethics and judicial independence in improving the quality of infrastructure in African countries. These results may have policy implications for African governments aiming to improve the quality of their infrastructures by strengthening auditing and reporting standards, enforcing laws obliging firms to act ethically and giving importance to the role played by judicial independence in imposing strict sanctions on all violations that can affect the quality of infrastructure in one country.\u0000","PeriodicalId":45720,"journal":{"name":"Journal of Financial Management of Property and Construction","volume":" ","pages":""},"PeriodicalIF":1.9,"publicationDate":"2022-07-21","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"49186895","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}