Chirurgia最新文献

{"title":"Laparoscopic \"Roux-en-Y\" Fistulojejunostomy for Persistent External Pancreatic Fistulas.","authors":"Florin Zaharie, Dan Valean, Roxana Zaharie, Roman Taulean, Emil Mois, Calin Popa, Alin Fetti, Andra Ciocan, Nadim Al Hajjar","doi":"10.21614/chirurgia.2938","DOIUrl":"10.21614/chirurgia.2938","url":null,"abstract":"<p><p><b>Background:</b> Persistent external pancreatic fistulas post-acute pancreatitis are a relatively rare complication, in an era of endoscopic and minimally invasive treatment, which can present a high rate of morbidity. Although most of the cases require surgical treatment, the possibility of a minimally invasive approach is yet to be established. This article highlights a case in which persistent external pancreatic fistula (PEPF) was managed laparoscopically, indicating the key steps, as well as the postoperative follow-up. Case report: We present the case of a 55-year-old patient who developed acute gallstone pancreatitis, which was unsuccessfuly managed through endoscopic methods, and who underwent laparoscopic necrosectomy. Furthermore, the patient developed persistent external pancreatic fistula for which a laparoscopic Roux-en-Y fistulojejunostomy was performed with good postoperative recovery and follow-up. Conclusion: Despite the scarcity of the procedure, laparoscopic Roux-En-Y Fistulojejunostomy can be considered an effective choice in the cases of persistent external pancreatic fistulas by taking the right precautions and with adequate case selection.</p>","PeriodicalId":10171,"journal":{"name":"Chirurgia","volume":"119 5","pages":"598-599"},"PeriodicalIF":0.8,"publicationDate":"2024-10-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142615234","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":"Cold Ischemia Time as a Risk Factor for Graft Dysfunction Types in Kidney Transplant Recipients.","authors":"Teodor Căluşi, Bogdan Sorohan, Alexandru Iordache, Florea Purcaru","doi":"10.21614/chirurgia.3018","DOIUrl":"https://doi.org/10.21614/chirurgia.3018","url":null,"abstract":"<p><p><b>Introduction:</b> Cold Ischemia time (CIT) could be informative regarding the possibility of slow graft function (SGF) or delayed graft function (DGF). We aim to determine the incidence of graft dysfunction types and the association with ischemia time. Material and <b>Methods:</b> We performed a prospective study on 54 adults KT recipients, transplanted between 1 of January 2019 and 31 of December 2019. Graft was defined and classified into three categories: immediate graft function (IGF), SGF, and DGF. Cox regression analysis has been used to identify risk factors for graft dysfunction. <b>Results:</b> According to multivariate Cox regression analysis, it was observed that CIT [HR = 1.004, 95%CI = 1.001-1.007, p = 0.007] was an independent risk factor for the occurrence of graft dysfunction, while the brain death donor [HR = 11.94, 95%CI = 0.73-194.94, p = 0.08] and diabetes [HR = 2.71, 95%CI = 0.083-8.80, p = 0.09] had a trend of association with the followed outcome. In two separate models of multivariate we found that CIT was an independent risk factor for DGF [HR = 1.003, 95%CI = 1.001-1.006, p = 0.01], but not for SGF. Conclusion: In conclusion we found that kidney graft dysfunction types are associated with high CIT and CIT was an important risk factor for DGF, but no SGF in KT recipients.</p>","PeriodicalId":10171,"journal":{"name":"Chirurgia","volume":"119 5","pages":"572-579"},"PeriodicalIF":0.8,"publicationDate":"2024-10-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142614838","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":"Burn Injuries in the Pediatric Population - The Experience of a Single Center Over a Period of Two Years.","authors":"Denisa Maria Canut, Marius Eugen Ciurea","doi":"10.21614/chirurgia.3012","DOIUrl":"https://doi.org/10.21614/chirurgia.3012","url":null,"abstract":"<p><p><b>Introduction:</b> The study investigated the therapeutic approach and clinical management of pediatric burn patients admitted to the Pediatric Surgery and Orthopedics Clinic of the County Emergency Hospital Craiova over a two-year period (2017-2018). The primary objective was to evaluate the effectiveness of the treatments applied, including grafting procedures and their impact on long-term prognosis. Material and <b>Methods:</b> The cases of 80 children with burns of varying severity were retrospectively analyzed. Patients were classified according to the severity and the mechanism of burn injury. The collected data were processed using Microsoft Excel 2021. Patients were classified into three categories based on the affected body surface area (BSA): Category 1 patients, with a BSA â?¤ 10%, showed very good results and required less intensive care. Category 2 patients, with a BSA between 10% and 50%, had good outcomes but needed more prolonged care. Category 3 patients, with a BSA 50%, had satisfactory results but faced more challenges in recovery, highlighting the need for enhanced prevention measures and better treatment protocols. <b>Results:</b> The majority of patients came from rural areas, and thermal burns were the most common. The effectiveness and safety of the treatments applied were highlighted, with a generally favorable impact on long-term prognosis. Treatment included both surgical and non-surgical approaches, with generally favorable clinical outcomes. Conclusion: The study highlights significant differences between rural and urban environments, suggesting the need for prevention and education campaigns regarding pediatric burns and improved access to medical services. It also emphasizes the need for integrated management to reduce the severity and complications associated with burns. The results provide a solid foundation for future strategies aimed at improving the care of pediatric burn patients.</p>","PeriodicalId":10171,"journal":{"name":"Chirurgia","volume":"119 5","pages":"580-593"},"PeriodicalIF":0.8,"publicationDate":"2024-10-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142614745","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 First Romanian Robotic-Assisted Mastectomy: A Starting Point for a Literature Review.","authors":"Aniela Nodiţi, Benjamin Sarfati, Teodora-Mihaela Peleaşă, Smaranda Stoleru, Mihaela Alexandra Radu, Cătălin Copăescu, Alexandru Blidaru","doi":"10.21614/chirurgia.3061","DOIUrl":"10.21614/chirurgia.3061","url":null,"abstract":"<p><p><b>Background:</b> The advancements in the field of robotic surgery have led to its use in breast surgery. We report the first robotic-assisted nipple-sparing mastectomy (RNSM) using the da Vinci Xi surgical system, in Romania, for a patient with contralateral breast cancer. Immediate breast reconstruction was performed using a silicone implant. There were no major immediate complications. On this occasion, a systematic review was performed to examine the data on safety, feasibility, oncological and cosmetic outcomes for this procedure.\u0000\u0000<b>Methods:</b> We reviewed the literature from September 2015 to August 2024 in PubMed, Scopus, and EMBASE. Original studies reporting on patients diagnosed with or at high-risk of breast cancer undergoing RNSM were included.\u0000\u0000<b>Results:</b> Postoperative complications of RNMS were minimal and comparable to those observed with conventional nipple-sparing mastectomy. Furthermore, two studies found that RNSM resulted in significantly lower rates of skin and nipple-areola complex necrosis compared to open surgery (0% vs. 12.5% and 2.4% vs. 15.2%, respectively). Additionally, robotic-assisted mastectomy was linked to greater overall cosmetic satisfaction. On the other hand, the total costs and operating times for robotic procedures were higher than those for open surgery.\u0000\u0000<b>Conclusion:</b> RNSM is a feasible technique for prophylactic purposes, with both advantages and disadvantages. Although emerging data support the oncological safety and potential benefits, future studies are needed to validate its efficacy in cancer treatment.</p>","PeriodicalId":10171,"journal":{"name":"Chirurgia","volume":"119 5","pages":"600-604"},"PeriodicalIF":0.8,"publicationDate":"2024-10-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142615404","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":"Ovarian Carcinoma - A Single Centre Case-Series Descriptive Analysis of Surgical Procedures.","authors":"George Daniel Subtirelu, Andreea Steriu, Eugen Bratucu","doi":"10.21614/chirurgia.3023","DOIUrl":"https://doi.org/10.21614/chirurgia.3023","url":null,"abstract":"<p><p><b>Background:</b> Ovarian surface epithelial cancer (OSEC) are an entity in which, according to genomics and pathology data accumulated in the last couple of decades, several different nosological entities with distinct etiologies are aggregated. In ovarian cancer, surgery is the pivot of treatment, to which medical oncological treatment is added by recommendation in most cases. <b>Materials and Methods:</b> This is a single centre sample of 263 cases with OSEC operated from January 2014 until December 2021 with a 28-month period of follow-up, until 30th April 2024. OSEC surgical procedures in stages IIB to III and IV of the disease are complex interventions in order to have the R0/optimal cytoreduction achieved, so we summarised and coded them as follows: 1 = biopsy (of the tumour/peritoneum); 2 = bilateral/unilateral adnexectomy (BA/UA) +- total hysterectomy (TH) +- omentectomy +- peritoneal biopsies; 3 = (2) with total hysterectomy with bilateral adnexectomy (THBA) +- by extraperitoneal/subperitoneal route+peritonectomies (exclusively diaphragmatic) and electrocauterization of peritoneal carcinomatous lesions; 4 = (3) with visceral (multiple) resections +- stoma; 5 = (4) with diaphragmatic peritonectomies/stripping/partial resection of the diaphragm; 6 = palliative surgery. <b>Results:</b> Debulking surgery (DS) was carried out for n = 182 patients with no residual tissue = R0 being registered in n = 41. Results for patients with residual tissue (n = 141) after DS recorded the following findings: 1 cm (49% cases), 1.1-2 cm (29%) and 2 cm (22%). Recorded results for endometrial ovarian carcinoma (EC) n = 27 shown a tumour free survival probability estimate (%) at 60 months of 66% as both surgery and platinum based chemotherapy are efficient. For clear cell ovarian carcinoma (CCC) n = 7 recorded results shown a tumour free estimate (%) at 60 months of 14%, being known the controversy as to whether or not paclitaxel is an active drug for CCC. Major complications were recorded in 25 patients with a fatality ratio of 5/25. Conclusion: Considering OSEC is a relatively rare disease and the importance of collecting substantial numbers of samples by histotypes to further knowledge about ovarian cancer it comes crucial to establish collaborative endeavour of tertiary centers with standardised and quality control strategies.</p>","PeriodicalId":10171,"journal":{"name":"Chirurgia","volume":"119 5","pages":"543-553"},"PeriodicalIF":0.8,"publicationDate":"2024-10-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142615416","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":"Ramp Lesions with ACL Injuries Between MRI and Arthroscopic Evaluation.","authors":"Mohamed Samir, Ehab Alieldin, Ahmed T Ashour, Ahmed Abouelnaga, Ahmed Attia, Ahmed Ashour, Ahmed Ismail, Ahmed Waly, Tarek Elkhadrawy","doi":"10.21614/chirurgia.119.eC.3032","DOIUrl":"10.21614/chirurgia.119.eC.3032","url":null,"abstract":"<p><strong>Objective: </strong>To compare the accuracy of arthroscopy with MRI in diagnosing ramp lesions associated with anterior cruciate ligament (ACL) injuries.</p><p><strong>Design: </strong>Prospective observational study. Material and <b>Methods:</b> We included 100 patients with complete ACL tear.</p><p><strong>Exclusion criteria: </strong>1) Partial ACL tear, 2) ACL revision surgery or previous knee surgery, 3) Multi-ligamentous knee injury, 4) Extensive medial meniscus tear. <b>Results:</b> Nine patients were diagnosed with ACL-associated ramp lesions. All nine had magnetic resonance imaging (MRI) signs, but these were not statistically significant ( 2=1.884, FEp=0.348). Mean medial meniscal slope for patients with ramp lesions was 2.88 +- 0.46, without was 2.47 +- 0.55 (T=2.146, P=0.034), implying statistical significance as visualized by arthroscopy. Arthroscopy is superior in diagnosing ramp lesions.</p><p><strong>Conclusion: </strong>Arthroscopy is superior in diagnosing ramp lesions due to cost-effectiveness, direct visualization, and immediate treatment capability. The absence of specific MRI signs for ramp lesions further supports this conclusion.</p>","PeriodicalId":10171,"journal":{"name":"Chirurgia","volume":"119 eCollection","pages":"1"},"PeriodicalIF":0.8,"publicationDate":"2024-10-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142563844","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":"Axillary Lymph Node Dissection versus Loco-regional Radiotherapy in Management of the Axilla in Node-Negative Locally Advanced Breast Cancer Post Neoadjuvant Chemotherapy.","authors":"Amr Kamaledin Ebrahim, Omar Lasheen, Sherif Mokhtar, Shaimaa Lasheen, Mohamed Hassan, Emad Khallaf","doi":"10.21614/chirurgia.3006","DOIUrl":"10.21614/chirurgia.3006","url":null,"abstract":"<p><p><b>Background:</b> The evolution of axillary management in breast cancer has witnessed significant changes in recent decades, leading to an overall reduction in surgical interventions. There have been notable shifts in practice, aiming to minimize morbidity while maintaining oncologic outcomes and accurate staging for newly diagnosed breast cancer patients. These advancements have been facilitated by the improved efficacy of adjuvant therapies.</p><p><strong>Objective: </strong>To compare the outcomes of axillary lymph node dissection (ALND) and loco-regional axillary radiotherapy (ART) on lymphedema and disease recurrence in locally advanced breast cancer (LABC) cases that have shown a downstaging of their axillary status after neoadjuvant chemotherapy (NACT). Material and <b>Methods:</b> Sixty patients with LABC with an initial cN1-2 disease showed a downstaging of their axillary status to cN0 after NACT. They were randomized into two groups. The first group (the control group) underwent ALND, while the second group (the study group) had a sentinel lymph node biopsy (SLNB) and post-operative ART. Patients with failed SLNB or positive SLNB were excluded. All patients were followed up for loco-regional recurrence and lymphedema for at least one year. <b>Results:</b> No Statistical significance was found between both groups regarding loco-regional recurrence. There was a higher rate of arm lymphedema in the control group. Lymphedema was found in 46.7% of patients who underwent ALND, compared to 13.4% in the study group (patients with SLNB and radiotherapy).</p><p><strong>Conclusion: </strong>Axillary radiation after SNLB has shown no difference regarding axillary recurrence when compared to ALND. However, our results were in favor of radiation concerning lymphedema. With all the ongoing research aiming at reducing axillary surgery, this study could be an initiative for a new strategy in LABC.</p><p><strong>Key message: </strong>With all the ongoing research aiming at reducing axillary surgery, this study could be an initiative for a new strategy in LABC for patient who have shown down-staging of their axillary status after NACT. Radiotherapy can show better results in the long term with regards lymphedema.</p>","PeriodicalId":10171,"journal":{"name":"Chirurgia","volume":"119 Ahead of print","pages":"1-12"},"PeriodicalIF":0.8,"publicationDate":"2024-10-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142614744","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":"Current Evidence of Single-Port Laparoscopic versus Single Port-Robotic Techniques in Colorectal Surgery: A Meta-Analysis.","authors":"Maria Chara Stylianidi, Sascha Vaghiri, Wolfram Trudo Knoefel, Dimitrios Prassas","doi":"10.21614/chirurgia.3036","DOIUrl":"10.21614/chirurgia.3036","url":null,"abstract":"<p><p><b>Introduction:</b> The primary aim of this meta-analysis was to compare the operative outcomes of single-port laparoscopic versus single-port robotic platforms in colorectal surgery. \u0000<b>Materials and Methods:</b> A comprehensive literature search was conducted for studies comparing operative outcomes and short-term follow-up data of single-port laparoscopic versus single-port robotic colectomy. Data from eligible studies were extracted, qualitatively assessed, and included in a meta-analysis. Odds ratios (ORs) and mean differences with 95 per cent confidence intervals were calculated. \u0000<b>Results:</b> Three studies with a total of 346 patients (Robotic: 112 cases versus Laparoscopic: 234 cases) were included. There was no statistical difference noted with regard to overall morbidity, length of hospital stay and intra- and postoperative complications between the two groups. However, the robotic approach resulted in higher lymph nodes yield in oncologic cases (SMD -0.25, 95% CI -0.50 to -0.01, p = 0.04, I2 = 0%). \u0000<b>Conclusion:</b> Both single-port laparoscopic and robotic techniques appear to be safe and feasible options in colorectal surgery displaying comparable perioperative outcomes. Larger randomized controlled trials are needed to justify their application, particularly with regard to procedurerelated costs.</p>","PeriodicalId":10171,"journal":{"name":"Chirurgia","volume":"119 5","pages":"471-482"},"PeriodicalIF":0.8,"publicationDate":"2024-10-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142615036","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":"Polymorphisms of CD44 rs187115 as a Predictive Biomarker in Early Colorectal Cancer Diagnostic.","authors":"Raluca Dumache, Alexandra Mihailescu, Dana Liana David, Flavius-Lucian Herlo, Gabriel Verdeş, Dan Brebu, Ionuţ Faur, Vlad Braicu, Amadeus Dobrescu, Ciprian Duţă","doi":"10.21614/chirurgia.3007","DOIUrl":"10.21614/chirurgia.3007","url":null,"abstract":"<p><p><b>Introduction:</b> Colorectal cancer (CRC) has exhibited an increasing incidence worldwide in recent years, underscoring the importance of early diagnosis methods. This study aimed to assess the influence of CD44 gene polymorphism rs187115 on CRC susceptibility. Material and <b>Methods:</b> The study encompassed 470 CRC patients and 165 healthy controls. Genotyping of all biological blood samples was conducted using the TaqMan assay on the ABI 7500 Real Time PCR System (Applied Biosystems, USA). <b>Results:</b> The genotyping revealed that carriers of the variant G allele, including the genotypes AG and GG, exhibited a heightened risk of CRC occurrence, with an odds ratio (OR) of 1.89 (95% confidence interval [CI] = 1.57-1.97; p = 0.047) compared to those carrying the AA genotype. <b>Conclusions:</b> The findings underscore the potential utility of CD44 rs187115 polymorphisms as a novel predictive biomarker for CRC prognosis.</p>","PeriodicalId":10171,"journal":{"name":"Chirurgia","volume":"119 Ahead of print","pages":"1-5"},"PeriodicalIF":0.8,"publicationDate":"2024-09-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142307228","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":"Burn Injuries in the Pediatric Population - The Experience of a Single Center Over a Period of Two Years.","authors":"Denisa Maria Canut, Marius Eugen Ciurea","doi":"10.21614/chirurgia.3012","DOIUrl":"10.21614/chirurgia.3012","url":null,"abstract":"<p><p><b>Introduction:</b> The study investigated the therapeutic approach and clinical management of pediatric burn patients admitted to the Pediatric Surgery and Orthopedics Clinic of the County Emergency Hospital Craiova over a two-year period (2017-2018). The primary objective was to evaluate the effectiveness of the treatments applied, including grafting procedures and their impact on long-term prognosis. Material and <b>Methods:</b> The cases of 80 children with burns of varying severity were retrospectively analyzed. Patients were classified according to the severity and the mechanism of burn injury. The collected data were processed using Microsoft Excel 2021. Patients were classified into three categories based on the affected body surface area (BSA): Category 1 patients, with a BSA = 10%, showed very good results and required less intensive care. Category 2 patients, with a BSA between 10% and 50%, had good outcomes but needed more prolonged care. Category 3 patients, with a BSA = 50%, had satisfactory results but faced more challenges in recovery, highlighting the need for enhanced prevention measures and better treatment protocols. <b>Results:</b> The majority of patients came from rural areas, and thermal burns were the most common. The effectiveness and safety of the treatments applied were highlighted, with a generally favorable impact on long-term prognosis. Treatment included both surgical and non-surgical approaches, with generally favourable clinical outcomes. Conclusion: The study highlights significant differences between rural and urban environments, suggesting the need for prevention and education campaigns regarding pediatric burns and improved access to medical services. It also emphasizes the need for integrated management to reduce the severity and complications associated with burns. The results provide a solid foundation for future strategies aimed at improving the care of paediatric burn patients.</p>","PeriodicalId":10171,"journal":{"name":"Chirurgia","volume":"119 Ahead of print","pages":"1-14"},"PeriodicalIF":0.8,"publicationDate":"2024-09-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142307227","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}