{"title":"An explorative study of nurses' perception of turnover and retention.","authors":"Helle Folden, Annette Berit Larsen, Thea Palsgaard Møller, Doris Østergaard","doi":"","DOIUrl":"","url":null,"abstract":"<p><strong>Introduction: </strong>High nurse turnover at hospitals is a major societal problem. Knowledge of how to decrease the turnover rate is important. The aim of this study was to explore nurses' perception of nurse turnover and retention.</p><p><strong>Methods: </strong>An explorative study was designed with table-top simulations involving newly graduated nurses, experienced nurses and nurse supervisors in internal medicine departments. The simulations were audio-recorded and transcribed. The participants took notes, which were transcribed. The citations were sorted into subthemes and themes by use of inductive content analysis.</p><p><strong>Results: </strong>Fifteen workshops involving a total of 43 nurses were conducted. Four overarching themes were identified: core clinical competence, professionalism, organisation and culture. The new nurses focused on development and evaluation of core clinical competences to be able to provide safe patient care. The experienced nurses favoured influence on own work and a plan for continuous professional development. The importance of a good learning culture and of collegial and social factors was mentioned by both groups of nurses.</p><p><strong>Conclusions: </strong>The table-top simulations with newly graduated nurses, senior nurses and nurses responsible for education provided valuable insights into the nurses´ perspectives of determinants of nurse turnover and retention in internal medicine wards.</p><p><strong>Funding: </strong>None.</p><p><strong>Trial registration: </strong>Not relevant.</p>","PeriodicalId":11119,"journal":{"name":"Danish medical journal","volume":"70 10","pages":""},"PeriodicalIF":1.6,"publicationDate":"2023-09-25","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"66783653","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
Mille Kyhn Andréa, Mia Pries-Heje, Rasmus Bo Hasselbalch, Martin Schultz, Lisbet Ravn, Morten Lind, Alex Hørby Christensen, Morten Dalsgaard, Kasper Iversen
{"title":"Causes of death among non-urgent patients in the emergency department who die within 30 days.","authors":"Mille Kyhn Andréa, Mia Pries-Heje, Rasmus Bo Hasselbalch, Martin Schultz, Lisbet Ravn, Morten Lind, Alex Hørby Christensen, Morten Dalsgaard, Kasper Iversen","doi":"","DOIUrl":"","url":null,"abstract":"<p><strong>Introduction: </strong>Patients triaged as non-urgent in the emergency department constitute a diverse group with a low mortality rate assumed to be able to wait three hours for a physician. Little is known about the causes of death of non-urgent patients who die shortly after admission. We examined whether deaths among non-urgent patients were preventable.</p><p><strong>Method: </strong>Using data from the Copenhagen Triage Algorithm Study, we conducted a review of electronic medical records of all patients triaged as non-urgent who died within 30 days of presentation and constructed short summaries. These summaries were reviewed by two senior physicians who determined whether each death was expected or unexpected. The unexpected deaths were further assessed as unrelated or related to admission and if related as preventable or unpreventable. Any disagreements were settled by a third senior physician.</p><p><strong>Results: </strong>Among the patients triaged as non-urgent, 335 of 14,655 (2%) died within 30 days. When comparing biomarkers and age, the non-urgent patients resembled the patients in other triage categories who died within 30 days. Most deaths were expected or not preventable (96%). The preventable deaths (n = 13, 4%) were among older patients with comorbidities. Causes of death were sudden cardiac arrest (n = 3), infection (n = 4), kidney failure (n = 1), electrolyte derangement (n = 1) and unknown (n = 4).</p><p><strong>Conclusion: </strong>Preventable deaths among non-urgent patients were rare and no overrepresentation was observed of specialties or diseases.</p><p><strong>Funding: </strong>Trygfonden.</p><p><strong>Trial registration: </strong></p><p><strong>Clinicaltrials: </strong>gov:NCT02698319.</p>","PeriodicalId":11119,"journal":{"name":"Danish medical journal","volume":"70 10","pages":""},"PeriodicalIF":1.6,"publicationDate":"2023-09-25","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"66783654","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
{"title":"Urinary incontinence and work capacity.","authors":"Lærke Cecilie Grøn Jensen, Susanne Axelsen","doi":"","DOIUrl":"","url":null,"abstract":"<p><strong>Introduction: </strong>The purpose of this study was to explore if and how urinary incontinence affects work capacity and work-related quality of life.</p><p><strong>Methods: </strong>This was a cross-sectional questionnaire study using a Danish validated questionnaire. The questionnaire was distributed to Danish municipal employees.</p><p><strong>Results: </strong>The questionnaire was completed by 3,182 municipal workers 840 of whom experience urinary incontinence, which is equivalent to 26.4% of all participating municipal employees. Among these, 18.5% worried about their urinary incontinence at work, 14.1% reported that the condition disturbed their working life in a moderate to severe degree and 22% experienced interrupted night sleep caused by urinary incontinence. Physically demanding tasks were avoided by 4.5% of the municipal employees, whereas 1.5% reported sick leave. Finally, 0.5% planned early retirement due to their urinary incontinence.</p><p><strong>Conclusions: </strong>This study revealed a 26.4% prevalence of urinary incontinence among Danish municipal employees. We conclude that urinary incontinence affected the work-related quality of life with daily worries about accidents, odours, toilet access, fluid intake and interrupted night sleep. Furthermore, in the group reporting urinary incontinence, 1.5% had sick leave and 0.5% changed their retirement plans due to incontinence.</p><p><strong>Funding: </strong>This project was funded by \"Satspuljemidler\" allocated by the Danish Health Ministry to Kontinensforeningen.</p><p><strong>Trial registration: </strong>The project is approved by the Danish Data Agency (656336).</p>","PeriodicalId":11119,"journal":{"name":"Danish medical journal","volume":"70 10","pages":""},"PeriodicalIF":1.6,"publicationDate":"2023-09-25","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"66783671","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
Majken Højrup Wiborg, Rasmus Krøijer, Birgitte Schantz Laursen, Lars Lund
{"title":"Treatment with stromal vascular fraction of Peyronie's disease - a study protocol.","authors":"Majken Højrup Wiborg, Rasmus Krøijer, Birgitte Schantz Laursen, Lars Lund","doi":"","DOIUrl":"","url":null,"abstract":"<p><strong>Introduction: </strong>Peyronie´s disease is the result of an acquired fibrotic plaque in the tunica albuginea. It remains unknown why the condition appears, but it seems to affect up to 9% of all men. It can result in a debilitating curvature of the erect penis, which has extensive impact on the quality of life for many men. Thus, the disease may result in low self-esteem, depression and impaired sexual performance.</p><p><strong>Methods: </strong>This is a prospective pilot study investigating the feasibility and safety of stromal vascular fraction injection into the plaque of 22 men with Peyronie´s disease in the chronic phase. The stromal vascular fraction is obtained from a small liposuction of 250 ml fat in general anaesthesia and injected the same day.</p><p><strong>Conclusion: </strong>We hope to show that injection of stromal vascular fraction is safe and effective in reducing curvature in men with Peyronie´s disease.</p><p><strong>Funding: </strong>The study was made possible with funding from: the Region of Southern Denmark, Louis-Hansen Fund, Lizzi and Mogens Staal Fund, Karola Jørgensen Fund, Marie and Børge Kroghs Fund, the Senior Doctors Research Fund OUH, the Fund for gentle Surgery OUH and the PhD fund of the executive board of the South West Denmark Hospital. The funding sources had no influence on the trial design, data collection, analysis or publication.</p><p><strong>Trial registration: </strong></p><p><strong>Clinicaltrials: </strong>gov NCT04771442, EudraCT 2020-004297-22, Danish Medicines Agency 2020090057, National Ethics Committee 74705 and Danish Data Protection Agency (record no. 1/21757).</p>","PeriodicalId":11119,"journal":{"name":"Danish medical journal","volume":"70 10","pages":""},"PeriodicalIF":1.6,"publicationDate":"2023-09-22","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"66783670","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
Janne S Tolstrup, Maja Bramming, Michael Davidsen, Stine Schramm
{"title":"Time trends in body mass index distribution in the general population in Denmark from 1987 to 2021.","authors":"Janne S Tolstrup, Maja Bramming, Michael Davidsen, Stine Schramm","doi":"","DOIUrl":"","url":null,"abstract":"<p><strong>Introduction: </strong>The epidemic increase in obesity is well documented and of intensive public health interest. Attention has almost entirely focused on a dichotomous measure of obesity such as how the prevalence of BMI ≥ 30 kg/m2 has changed over time. Less consideration has been given to how the general distribution of BMI has evolved.</p><p><strong>Methods: </strong>We used data from the National Health and Morbidity Surveys, which are surveys of the adult Danish population (16 years or above) conducted in 1987, 2000, 2005, 2010, 2013, 2017 and 2021. Participants reported height and weight from which BMI was calculated following correction for systematic bias in self-reported data and non-response.</p><p><strong>Results: </strong>The prevalence of obesity in Denmark increased from 6.1% in 1987 to 18.4% in 2021. A right shift in BMI distribution was observed with positive linear slopes for high and low BMI percentiles and for all socioeconomic groups, although with steeper slopes for high BMI percentiles and for short education.</p><p><strong>Conclusions: </strong>The right shift in the distribution curve of BMI from 1987 to 2021 with gradually higher values in all BMI percentiles and in all socioeconomic strata show that the increasing obesity prevalence may, to some extent, be attributed to a generally higher BMI in the entire Danish population.</p><p><strong>Funding: </strong>None.</p><p><strong>Trial registration: </strong>Not relevant.</p>","PeriodicalId":11119,"journal":{"name":"Danish medical journal","volume":"70 10","pages":""},"PeriodicalIF":1.6,"publicationDate":"2023-09-19","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"66783656","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
Nasra Ashur, Janne Sorensen, Simon Francis Thomsen, Ditte Marie Saunte, Jacob P Thyssen, Marie Norredam
{"title":"A survey of students' and junior doctors' confidence in diagnosing in skin of colour.","authors":"Nasra Ashur, Janne Sorensen, Simon Francis Thomsen, Ditte Marie Saunte, Jacob P Thyssen, Marie Norredam","doi":"","DOIUrl":"","url":null,"abstract":"<p><strong>Introduction: </strong>To combat ethnic inequalities in health, medical students should be prepared to treat all patients. Denmark has become an increasingly diverse society and therefore needs a medical curriculum that reflects the change in population composition. This study aimed to assess if the dermatology curriculum in Denmark prepared medical students to diagnose dermatological diseases in patients with skin of colour (SoC).</p><p><strong>Methods: </strong>From 20 September to 12 October 2022, a survey was distributed to medical students and junior doctors who had completed the dermatology curriculum at one of the medical schools in Denmark between 2010-2022. The participants were recruited mainly via Facebook. The statistical data were analysed in STATA, and free-text responses were analysed using thematic analysis.</p><p><strong>Results: </strong>A total of 592 medical students (n = 285) and junior doctors (n = 307) completed the survey. In SoC, 43.9% and 32.6% felt confident to a poor or very poor degree in diagnosing dermatological diseases versus 5.9% and 2.5% in white skin. Among others, the respondents suggested to increase visual examples in the curriculum and integrate SoC in exams to increase their confidence level when diagnosing in SoC.</p><p><strong>Conclusion: </strong>Danish medical students and junior doctors are significantly less confident when diagnosing dermatological diseases in SoC than in white skin. Revision of the dermatology curriculum is needed to increase the students' confidence level and knowledge of SoC to prepare them to treat all patients, ultimately reducing ethnic inequalities in health.</p><p><strong>Funding: </strong>None.</p><p><strong>Trial registration: </strong>Not relevant.</p>","PeriodicalId":11119,"journal":{"name":"Danish medical journal","volume":"70 10","pages":""},"PeriodicalIF":1.6,"publicationDate":"2023-09-18","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"66783652","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
Johanne Triantafyllou Lorenzen, Benedikte Julius Ryhl, Sarah Strøyer de Voss, Gritt Overbeck
{"title":"First-time mothers' experiences with a web-intervention on maternal mentalisation and mental health.","authors":"Johanne Triantafyllou Lorenzen, Benedikte Julius Ryhl, Sarah Strøyer de Voss, Gritt Overbeck","doi":"","DOIUrl":"","url":null,"abstract":"<p><strong>Introduction: </strong>Development in infancy and early childhood affects mental and physical health later in life. Maternal mental health and attachment between mother and child are important for a healthy development. This qualitative study explored first-time mothers' experiences with a web-based intervention aimed at improving maternal mentalisation skills and mental health, thereby affecting child development.</p><p><strong>Methods: </strong>Twelve first-time mothers were interviewed about their experiences using the website.</p><p><strong>Results: </strong>During pregnancy, the mothers were positive towards using the web-intervention to find information and support for emotional challenges related to the transition to motherhood. However, the interest decreased after giving birth. The mothers requested a website that covered both physical and mental aspects of motherhood and provided a possibility for mothers to exchange experiences to normalise challenges. Moreover, they wanted the website to be easily accessible on a smartphone.</p><p><strong>Conclusion: </strong>First-time mothers experienced a need for emotional support during their transition to motherhood and were positive towards using online solutions to obtain this support. In order to be integrated into mothers' everyday life, the intervention should be an 'all-in-one' solution, covering both physical and mental aspects of motherhood and infancy, include a chat forum and be easily accessible by smartphone app.</p><p><strong>Funding: </strong>TRYG Foundation and KEU, Capital Region of Denmark.</p><p><strong>Trial registration: </strong>Not relevant.</p>","PeriodicalId":11119,"journal":{"name":"Danish medical journal","volume":"70 10","pages":""},"PeriodicalIF":1.6,"publicationDate":"2023-09-13","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"66783655","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
Hugin Reistrup, Joachim Hh Olsen, Siv Fonnes, Jacob Rosenberg
{"title":"A qualitative study of groin hernia management in adolescents.","authors":"Hugin Reistrup, Joachim Hh Olsen, Siv Fonnes, Jacob Rosenberg","doi":"","DOIUrl":"","url":null,"abstract":"<p><strong>Introduction: </strong>Groin hernias in adolescents are rare and their management is associated with challenges for surgeons as some adolescents are fully grown, whereas others are not. Current groin hernia guidelines only differentiate between young children and adults; hence, no guidelines exist that may aid surgeons in handling adolescents. The aim of this study was to explore surgeons' considerations on the management of groin hernias in adolescents.</p><p><strong>Methods: </strong>We conducted a qualitative study using pilot-tested individual semi-structured interviews. The participants were surgical specialists with experience in groin hernia repair in adolescents aged 10-17 years. Data were analysed using content analysis where essential quotes were extracted from transcripts and coded, categorised and interpreted into themes.</p><p><strong>Results: </strong>Sixteen surgeons were included. Their considerations were reflected in four themes: 1) mesh-related concerns, 2) watchful waiting, 3) growth and 4) lack of evidence and guidelines. Surgeons performed sutured repairs on adolescents who are still growing due to concerns about mesh-related complications. A watchful waiting strategy was used by some to postpone surgery until adolescents were fully grown, thereby enabling mesh repair. Methods for evaluating growth varied and were not standardised. Finally, surgeons highlighted the need for evidence and guidelines to support their decision-making.</p><p><strong>Conclusions: </strong>This study found a lack of consensus and uniformity on the management of groin hernias in adolescents. Increased research efforts producing clinical guidelines are needed.</p><p><strong>Funding: </strong>This study was funded by the Michaelsen Foundation, the Aage and Johanne Louis-Hansens Foundation, Direktør Emil C. Hertz and Hustru Inger Hertz' Foundation, and the Torben and Alice Frimodts Foundation. The funders had no role in the design, conduct or reporting of the study.</p><p><strong>Trial registration: </strong>not relevant.</p>","PeriodicalId":11119,"journal":{"name":"Danish medical journal","volume":"70 10","pages":""},"PeriodicalIF":1.6,"publicationDate":"2023-09-06","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"66783651","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
Andreas Abou Taha, Daniel Lazar, Clara Julin, Torben Lykke Sørensen
{"title":"Use of optical coherence tomography angiography for the diagnosis of age-related macular degeneration.","authors":"Andreas Abou Taha, Daniel Lazar, Clara Julin, Torben Lykke Sørensen","doi":"","DOIUrl":"","url":null,"abstract":"<p><strong>Introduction: </strong>Age-related macular degeneration (AMD) causes approximately 9% of all blindness worldwide. The introduction of optical coherence tomography angiography (OCT-A) has revealed a potential for non-invasive diagnosis of neovascular AMD (nAMD), but has yet to be proven an accurate method for nAMD diagnosis. The purpose of this study was to map the clinical use of OCT-A in nAMD diagnosis and to investigate the agreement between two consultants in diagnosing nAMD.</p><p><strong>Methods: </strong>A survey was administered to assess Danish ophthalmologists in nAMD diagnostic modalities. Furthermore, a prospective observational cohort study was conducted in which two consultants graded Triton and Heidelberg OCT-A in patients with suspected nAMD.</p><p><strong>Results: </strong>A total of 21 ophthalmologists completed the survey. OCT-A combined with structural OCT was the first choice for the majority (81%), whereas dye-based ophthalmic angiography was used when in doubt of the diagnosis. OCT-A was used to guide treatment decisions in 64% of patients. Some ophthalmologists (48%) had no formal OCT-A training. In the second part of the study, an agreement was recorded between the two consultants in 86% of the cases with Triton OCT-A and 66% with Heidelberg OCT-A.</p><p><strong>Conclusions: </strong>OCT-A with structural OCT has become a primary diagnostic method of nAMD, but national guidelines are lacking. Future implementation of new diagnostic technology of nAMD should include trial-based guidelines and physician training.</p><p><strong>Funding: </strong>None.</p><p><strong>Trial registration: </strong>Not relevant.</p>","PeriodicalId":11119,"journal":{"name":"Danish medical journal","volume":"70 10","pages":""},"PeriodicalIF":1.6,"publicationDate":"2023-09-06","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"66783672","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
Ida Josephine Raun, Pernille Bach Tengberg, Tom Møller, Lene Heise Garvey
{"title":"Healthcare professionals' attitudes to penicillin allergy labels.","authors":"Ida Josephine Raun, Pernille Bach Tengberg, Tom Møller, Lene Heise Garvey","doi":"","DOIUrl":"","url":null,"abstract":"<p><strong>Introduction: </strong>About 10% of hospital inpatients are labelled with penicillin allergy in their electronic medical record (EMR). However, allergy is confirmed in less than 10% of these records. Consequently, 90% of patients are treated with broad-spectrum antibiotics, contributing to antimicrobial resistance. We aimed to explore experiences and practices of healthcare professionals that may explain incorrect labelling of penicillin allergy in Denmark and elucidate any consequences hereof.</p><p><strong>Methods: </strong>An electronic survey was distributed to physicians and nurses in six hospital units in Copenhagen and via social media. The survey was active from 19 March to 1 May 2020. Data were assessed using descriptive statistics and by thematic analysis.</p><p><strong>Results: </strong>The response rate was 44.6%. The survey had 369 participants; 152 physicians and 217 nurses. Half of the physicians and one in every five nurses had experienced problems treating patients with a penicillin allergy label. Physicians reported limited trust in allergy labels, and labelling practices varied. The risk that patients may be truly allergic was the main reason for not removing labels (72%), and a precautionary principle was identified related to penicillin allergy labelling.</p><p><strong>Conclusions: </strong>The penicillin allergy label is an independent factor of medication errors. Solutions to enhance patient safety may include education of physicians in allergy labelling, decision support, standardisation of the allergy registration in the various EMR systems used, and ideally also a national drug allergy register, which is accessible from all sectors.</p><p><strong>Funding: </strong>None.</p><p><strong>Trial registration: </strong>Not relevant.</p>","PeriodicalId":11119,"journal":{"name":"Danish medical journal","volume":"70 9","pages":""},"PeriodicalIF":1.6,"publicationDate":"2023-08-23","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"10455600","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}