Archives of Bone and Joint Surgery-ABJS最新文献

{"title":"Orthotic Intervention with Custom-made Thermoplastic Material in Acute and Chronic Mallet Finger Injury: A Comparison of Outcomes.","authors":"Erfan Shafiee, Maryam Farzad, Hadi Beikpour","doi":"10.22038/ABJS.2023.60506.2985","DOIUrl":"https://doi.org/10.22038/ABJS.2023.60506.2985","url":null,"abstract":"<p><strong>Objectives: </strong>To compare the effect of using custom-made orthosis on improving extension lag and reducing disability in acute and chronic mallet fingers.</p><p><strong>Methods: </strong>We recruited 51 patients with acute or chronic Doyle type-1 mallet fingers, who were provided with a custom-made thermoplastic anti-mallet finger orthosis to wear full-time for 6 weeks and an additional 2 weeks at nighttime. The primary outcome, extension lag, was assessed at enrollment as well as six- and twelve-week follow-ups. Secondary outcomes included disability and satisfaction, which were evaluated using the Disability of the Arm, Shoulder, and Hand questionnaire at enrollment and 12 weeks, and a satisfaction scale at 12 weeks follow-up. Data analysis was conducted using univariate analysis of variance (ANOVA), one-way repeated measure mixed model analysis of covariance (ANCOVA), and independent sample t-test.</p><p><strong>Results: </strong>A total of 43 participants, 25 acute and 18 chronic mallet fingers, completed the 12-week evaluation. The study found no significant difference between the two groups in terms of improvement in extension lag at either follow-up time point (P=0.21). Disability improved in both the acute and chronic groups at follow-up (P<0.05). Additionally, both groups expressed satisfaction with the treatment outcome, and no statistically significant difference was observed (t=0.173, P=0.51). We could not identify any clinically significant difference between the two groups in regard to extension lag, disability, or satisfaction at follow-up. Notably, 96% of the patients in the acute group and 88% of the patients in the chronic group demonstrated good to excellent outcomes.</p><p><strong>Conclusion: </strong>Orthotic intervention with custom-made thermoplastic material in acute and chronic mallet fingers improved extension lag and disability, and both groups were satisfied with the treatment outcomes. The findings of our study indicated that patients with chronic mallet fingers benefited from orthotic interventions in the same way that patients with acute mallet fingers did.</p>","PeriodicalId":46704,"journal":{"name":"Archives of Bone and Joint Surgery-ABJS","volume":"12 3","pages":"176-182"},"PeriodicalIF":1.3,"publicationDate":"2024-01-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC10989725/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"140859087","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

{"title":"Intraosseous Regional Administration of Vancomycin Prophylaxis for Primary and Revision Total Knee Arthroplasty.","authors":"E Carlos Rodriguez-Merchan, Carlos A Encinas-Ullan","doi":"10.22038/ABJS.2023.71420.3337","DOIUrl":"https://doi.org/10.22038/ABJS.2023.71420.3337","url":null,"abstract":"<p><p>The advantages of prophylaxis with intraosseous regional administration (IORA) of vancomycin for periprosthetic joint infection (PJI) in primary and revision total knee arthroplasty (TKA) include the ability to deliver antibiotics directly to the surgical bed and avert systemic delivery; the ability to precisely time and quickly administer vancomycin to achieve the highest concentrations at the beginning and throughout the surgical procedure; and the ability to avert several common and potentially serious adverse effects of intravenous vancomycin. Indications for IORA of vancomycin prophylaxis include the following clinical scenarios: revision TKA; obesity; diabetes; beta-lactam allergy; known colonization with methicillin-resistant Staphylococcus aureus (MRSA); individuals coming from institutions with a high MRSA incidence; previous ligamentous surgical procedure or osteotomy; current or recent smokers; in the primary TKA setting if the individual is considered high-risk as defined by the criteria above; and during reimplantation following 2-stage exchange for PJI.</p>","PeriodicalId":46704,"journal":{"name":"Archives of Bone and Joint Surgery-ABJS","volume":"12 3","pages":"219-222"},"PeriodicalIF":1.3,"publicationDate":"2024-01-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC10989727/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"140872891","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

{"title":"History of Sports Medicine and Successful Career in Orthopedic Sports Medicine.","authors":"James R Andrews, Mohammadreza Abbasian","doi":"10.22038/ABJS.2024.79208.3656","DOIUrl":"10.22038/ABJS.2024.79208.3656","url":null,"abstract":"","PeriodicalId":46704,"journal":{"name":"Archives of Bone and Joint Surgery-ABJS","volume":"12 10","pages":"679-682"},"PeriodicalIF":1.2,"publicationDate":"2024-01-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC11519427/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142550099","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

{"title":"Brand Videos among Orthopedic Surgery Residency Programs.","authors":"Quincy T Cheesman, Johnlevi S Lazaro, Hope S Thalody, Danielle Y Ponzio, Zachary D Post, Alvin C Ong","doi":"10.22038/ABJS.2024.76143.3522","DOIUrl":"10.22038/ABJS.2024.76143.3522","url":null,"abstract":"<p><strong>Objectives: </strong>The use of brand videos has provided residency programs with another platform to showcase themselves and attract potential applicants. Despite the rise in brand videos following the COVID-19 pandemic, not all orthopedic surgery residency programs have developed one. This study aimed to determine the prevalence of brand videos on orthopedic surgery residency program websites and evaluate their contents.</p><p><strong>Methods: </strong>This was a cross-sectional analysis of all orthopedic surgery residencies participating in the National Resident Matching Program (NRMP) in November 2022. The presence of a brand video was reviewed on each program's website and data was collected from the contents of existing videos.</p><p><strong>Results: </strong>Forty-seven percent (90/192) of programs had a brand video with an average length of 6 minutes and 13 seconds. The top two program qualities highlighted were a family friendly atmosphere with camaraderie (83%; 75/90) and early hands-on surgical experience (72%; 65/90). Despite brand videos being tailored to an audience of prospective residents, only 9% (8/90) of programs noted qualities they look for in prospective residents. Furthermore, only 19% (17/90) of programs displayed a closing slide containing contact information or links to social media accounts.</p><p><strong>Conclusion: </strong>Only 47% of orthopedic surgery residency programs have established a brand video. The absence of a brand video may be due to programs not perceiving them as important, shortage of resources, or unfamiliarity with video marketing. Based on our findings, we propose recommendations to assist programs in their development of a brand video.</p>","PeriodicalId":46704,"journal":{"name":"Archives of Bone and Joint Surgery-ABJS","volume":"12 9","pages":"652-659"},"PeriodicalIF":1.2,"publicationDate":"2024-01-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC11531767/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142577036","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

{"title":"Calculation of the Forearm and Hand Three-Dimensional Anthropometry Based on Two-Dimensional Image Feature Extraction: An Approach for Cock-up Splint Design.","authors":"Mahla Daliri, Mahla Rajabi, Sedigheh Rastaghi, Mehdi Ataei, Mona Meybodi, Nafiseh Jirofti, Mohadeseh Mohadesi, Afsaneh Jahani, Ali Moradi","doi":"10.22038/ABJS.2024.73439.3435","DOIUrl":"10.22038/ABJS.2024.73439.3435","url":null,"abstract":"<p><strong>Objectives: </strong>An alternative to both the time-consuming traditional and the expensive three-dimensional (3D) methods for splint design is to use two-dimensional (2D) images. The present study utilized image processing to achieve an automatic and practical method of anthropometry measurement to design and build a personalized and remote cock-up splint. This method is applicable for patients unable to personally attend clinic appointments.</p><p><strong>Methods: </strong>The defined landmarks of the cock-up splint of 100 adult participants were measured manually. Each individual had a 2D image taken of their upper limb using a customized imaging device. The 2D image portions that corresponded to the manual measurements were then identified, and their sizes were retrieved in pixels using MATLAB software. To find equations between manual 3D measurements and 2D image processing ones, multiple linear regression analysis was performed on landmark variables.</p><p><strong>Results: </strong>We were able to determine equations to estimate manual dimensions based on 2D image data. In the men's group, we could predict the third finger length, forearm circumference at three levels, and the largest forearm circumference. In the women's group, in addition to variables predicted for men, hand circumference at the distal palmar crease and first web levels, as well as arm circumference, could be predicted using the identified equations.</p><p><strong>Conclusion: </strong>Based on the findings, 2D image processing could be an appropriate method for designing personalized cock-up splints.</p>","PeriodicalId":46704,"journal":{"name":"Archives of Bone and Joint Surgery-ABJS","volume":"12 9","pages":"622-630"},"PeriodicalIF":1.2,"publicationDate":"2024-01-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC11531770/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142577037","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

{"title":"Complication Rates in Intertrochanteric Fractures: A Database Analysis Comparing Sliding Hip Screw and Cephalomedullary Nail.","authors":"Kamil M Amer, Dominick V Congiusta, Kunj Jain, Robert L Dalcortivo, Joseph Benevenia, Michael M Vosbikian, Irfan H Ahmed","doi":"10.22038/ABJS.2024.64188.3081","DOIUrl":"10.22038/ABJS.2024.64188.3081","url":null,"abstract":"<p><strong>Objectives: </strong>In the treatment of closed intertrochanteric fractures, the two most common treatment options are intramedullary medullary nail (IMN) and dynamic hip screw (DHS), yet the best treatment method remains controversial. The purpose of this study is to determine the difference in mortality and morbidity between IMN and DHS. Secondarily, this study determines which pre-operative risk factors affect rates of morbidity and mortality.</p><p><strong>Methods: </strong>American College of Surgeons National Surgical Quality Improvement Program (ACS NSQIP) 2006-2016 database was used to search for patients with a closed intertrochanteric hip fracture. Bivariate analysis was performed using Pearson's Chi Square test to determine pre-operative risk factors associated with complications in fixation with IMN and DHS. Significant variables in this analysis, as well as demographic data, were analyzed via binary logistic regression. The results were recorded as odds ratio (OR) and significant differences were based on a P<0.05.</p><p><strong>Results: </strong>After adjusting for demographics and clinical covariates, patients who underwent fixation with IMN had higher 30-day mortality, reintubation, UTI, bleeding, prolonged length of stay, and non-home discharged destination rates compared to DHS. Mortality risk was increased by ascites, disseminated cancer, impaired functional status, history of congestive heart failure, and hypoalbuminemia. Bleeding risk was increased by previous percutaneous coronary (PCI) and transfusions and was decreased by impaired functional status. Myocardial infarction risk was increased by female gender.</p><p><strong>Conclusion: </strong>Our study found that IMN fixation increased risk of mortality, UTI, reintubation, bleeding, prolonged length of stay, and a non-home discharge destination compared to DHS. This study also identified patient risk factors associated with several postoperative complications. These data may better inform orthopaedic surgeons treating closed intertrochanteric fractures.</p>","PeriodicalId":46704,"journal":{"name":"Archives of Bone and Joint Surgery-ABJS","volume":"12 7","pages":"506-514"},"PeriodicalIF":1.2,"publicationDate":"2024-01-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC11283303/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"141789368","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

{"title":"Factors Associated with Development of Thigh Compartment Syndrome Following Subtrochanteric and Diaphyseal Femoral Fractures.","authors":"Christopher Rivera-Pintado, Manan Patel, Giselle Hernandez, Daniel Gloekler, Krystal Hunter, Haley Tornberg, Kenneth Graf","doi":"10.22038/ABJS.2024.74322.3441","DOIUrl":"10.22038/ABJS.2024.74322.3441","url":null,"abstract":"<p><strong>Objectives: </strong>Acute compartment syndrome of the thigh (CST) is an ongoing challenge for orthopaedic surgeons as the diagnosis is often difficult to establish. Currently, there is a shortage of studies investigating risk factors for the development of thigh compartment syndrome following subtrochanteric and diaphyseal femoral fractures. This study aimed to identify risk factors associated with the development of CST following femoral fractures.</p><p><strong>Methods: </strong>Retrospective review performed in a level one trauma center from January 2011 to December 2020 for all patients with non-pathological acute subtrochanteric or diaphyseal femoral fractures. Variables collected included demographics, injury severity score (ISS) scores, mechanism of injury, classification of femoral fracture, open versus closed injuries, development of compartment syndrome, time to compartment syndrome diagnosis, number of subsequent surgeries, and primary wound closure versus split-thickness skin graft. The statistical analysis of this study included descriptive analysis, simple logistic regression, paired T-test, and Wilcoxon Signed Rank.</p><p><strong>Results: </strong>Thirty-one (7.7%) patients developed thigh compartment syndrome following 403 subtrochanteric or diaphyseal femoral fractures. The mean (SD) age for those who developed CST was 27.35 (8.42). For every unit increase in age, the probability of developing CST decreased. Furthermore, male gender had 18.52 times greater probability of developing CST (P <0.001). AO/OTA 32-C3 and subtrochanteric femoral fracture patterns demonstrated 15.42 (P = 0.011) and 3.15 (P <0.001) greater probability of developing CST, respectively. Patients who presented to the hospital following a motor vehicle accident (MVA) or gunshot wound (GSW) had 5.90 (P= 0.006) and 14.87 (P < 0.001) greater probability of developing CST, respectively.</p><p><strong>Conclusion: </strong>Patients who were male, younger in age, and had a 32-C3 and subtrochanteric femoral fractures were at increased probability of developing CST. High energy trauma also increased the risk of developing CST. A high index of suspicion should be expressed in patients with these risk factors.</p>","PeriodicalId":46704,"journal":{"name":"Archives of Bone and Joint Surgery-ABJS","volume":"12 7","pages":"515-521"},"PeriodicalIF":1.2,"publicationDate":"2024-01-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC11283300/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"141789369","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

{"title":"Predictors of Higher Costs Following Reverse Total Shoulder Arthroplasty.","authors":"Dang-Huy Do, Varatharaj Mounasamy, Senthil Sambandam","doi":"10.22038/ABJS.2024.77124.3564","DOIUrl":"10.22038/ABJS.2024.77124.3564","url":null,"abstract":"<p><strong>Objectives: </strong>The rising popularity of reverse total shoulder arthroplasties (RTSA) demands attention to its growing costs on the healthcare system, especially with the implementation of bundled payments. Charges associated with patients' inpatient stays can be mitigated with a better understanding of the drivers of cost following RTSA. In this study, we evaluate potential pre-operative and post-operative factors associated with higher inpatient costs following RTSA.</p><p><strong>Methods: </strong>We identified 59,925 patients who underwent RTSA using the National Inpatient Sample between 2016 and 2019. Total inpatient hospital charges were collected, and patients were divided into \"normal cost\" or \"high cost\" groups. The high cost group was defined as patients with total costs greater than the 75th percentile. Univariate and multivariate analyses were performed on pre-operative demographic and comorbidity variables as well as post-operative surgical and medical complications to predict factors associated with higher costs. T-tests and Chi-squared tests were performed, and odds ratios were calculated.</p><p><strong>Results: </strong>The mean total charges were $141.213.93 in the high cost group and $59,181.94 in the normal cost group. Following multivariate analysis, non-white patients were associated with higher costs by 1.31-fold (P<0.001), but sex and age were not. Cirrhosis and non-elective admission had higher odds of higher costs by 1.56-fold (P<0.001) and 3.13-fold (P<0.001), respectively. Among surgical complications, there were higher odds of high costs for periprosthetic infection by 2.43-fold (P<0.001), periprosthetic mechanical complication by 1.28-fold (P<0.001), and periprosthetic fracture by 1.56-fold (P<0.001). Medical complications generally had higher odds of high costs than surgical complications, with deep vein thrombosis having nearly five times (P<0.001) and myocardial infarction almost four times (P<0.001) higher odds of high inpatient costs.</p><p><strong>Conclusion: </strong>Post-operative medical complications were the most predictive factors of higher cost following RTSA. Pre-operative optimization to prevent infection and medical complications is imperative to mitigate the economic burden of RTSA's.</p>","PeriodicalId":46704,"journal":{"name":"Archives of Bone and Joint Surgery-ABJS","volume":"12 7","pages":"469-476"},"PeriodicalIF":1.2,"publicationDate":"2024-01-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC11283295/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"141789450","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

{"title":"Treatment of a Neglected and Infected Knee Dislocation with a Traction Pin: A Case Report.","authors":"Alireza Askari, Mahmoud Jabalameli, Hassan Kassir","doi":"10.22038/ABJS.2023.73455.3402","DOIUrl":"10.22038/ABJS.2023.73455.3402","url":null,"abstract":"<p><p>Neglected knee dislocations are rare and challenging orthopedic injuries. We report using a traction pin to treat a neglected knee dislocation and a concurrent infection. Following the primary reduction with extensive soft-tissue release, a proximal tibial traction pin was used to obtain complete reduction via traction weight change.‎ No ligamentous repair was done for the patient. The patient's one-year follow-up showed an acceptable radiographic reduction supported by satisfactory clinical outcomes. In conclusion, the proximal tibial traction pin could be a good alternative for treating neglected knee dislocations. It makes future knee replacements more practical, a significant concern in such patients. Meanwhile, it is much more affordable than the other available techniques.</p>","PeriodicalId":46704,"journal":{"name":"Archives of Bone and Joint Surgery-ABJS","volume":"12 6","pages":"433-435"},"PeriodicalIF":1.2,"publicationDate":"2024-01-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC11195034/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"141451845","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

{"title":"Intramedullary Plating of Complex Proximal Humerus Fractures: A Case Series.","authors":"Stephen Mc Donald, Andrel Yoong, Piotr Skrzypiec, Alan Johnstone","doi":"10.22038/ABJS.2024.74258.3437","DOIUrl":"10.22038/ABJS.2024.74258.3437","url":null,"abstract":"<p><strong>Objectives: </strong>To assess fracture union rates using novel intramedullary plate technique. Post-operative humeral neck-shaft angles, patient range of motion and complication profile were secondary outcomes of interest.</p><p><strong>Methods: </strong>Single surgeon, retrospective case series of surgical technique at major trauma centre in Scotland. A 2.0mm mini-fragment plate was secured to the humeral head to act as an intramedullary strut during fixation in complex proximal humerus fractures. Fracture union and neck-shaft angle were assessed radiologically, whilst range of motion and complication profiles were assessed clinically.</p><p><strong>Results: </strong>Twelve patients were followed up for an average of 10 months post-operatively. All achieved bony union with a mean neck-shaft angle of 128°. Mean range of motion values were 100° forward elevation, 83° abduction, 60° internal rotation and 37° external rotation. Four patients required further surgical intervention- two for hardware prominence, one for adhesive capsulitis and one for subsequent rotator cuff failure. There were no cases of avascular necrosis or infection.</p><p><strong>Conclusion: </strong>This novel technique addresses the established biomechanical propensity of proximal humerus fractures to fail in varus collapse and screw cut-out. This method provides an alternative to arthroplasty in the most severe proximal humerus fractures and is readily adopted via standard orthopaedic kit.</p>","PeriodicalId":46704,"journal":{"name":"Archives of Bone and Joint Surgery-ABJS","volume":"12 6","pages":"407-411"},"PeriodicalIF":1.2,"publicationDate":"2024-01-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC11195036/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"141451921","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}