BMJ Open Sport & Exercise Medicine最新文献

{"title":"Emergency response planning for sudden cardiac arrest in amateur football clubs in Germany (federal state Saarland).","authors":"Florian Egger, Ana Ukaj, Tim Meyer","doi":"10.1136/bmjsem-2024-002274","DOIUrl":"10.1136/bmjsem-2024-002274","url":null,"abstract":"<p><strong>Abstract: </strong></p><p><strong>Objective: </strong>While emergency care for sudden cardiac arrest (SCA) is strictly regulated in professional football, the situation in amateur football is unclear. This study investigated the emergency readiness for SCA in German amateur football clubs.</p><p><strong>Methods: </strong>A cross-sectional survey of 253 German amateur football clubs (fifth division and lower) was conducted between January and August 2023. Club representatives participated in a 30-point questionnaire on automated external defibrillator (AED) availability, visibility, purchase, usage, frequency of staff trained in cardiopulmonary resuscitation (CPR) and AED usage, regular CPR and AED training, and the existence of an emergency action plan (EAP).</p><p><strong>Results: </strong>161 of 253 eligible clubs (64% response rate) participated. An AED was available in 48/161 (30%) clubs. 46 of 161 clubs (29%) had no CPR-trained staff. A high availability of CPR- and AED-trained staff (>75% likelihood of being present at the pitch) was more likely during a match (61% and 84%) than training (40% and 51%), respectively. Retrospectively, over 7 years, five clubs reported that CPR-trained staff used an AED, resulting in a survival rate of 80%. 16 clubs (10%) had an EAP in the event of an SCA.</p><p><strong>Conclusion: </strong>German amateur football clubs show low emergency readiness for SCA despite a promising survival rate when an AED is used by CPR-trained staff on-site. Regular CPR and AED training for club members, increased availability of AEDs, and the development of EAPs might be beneficial in responding adequately to an SCA during football training and matches.</p>","PeriodicalId":47417,"journal":{"name":"BMJ Open Sport & Exercise Medicine","volume":"11 1","pages":"e002274"},"PeriodicalIF":3.9,"publicationDate":"2025-01-06","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC11781088/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"143081546","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":"Match and training injury epidemiology in elite UK netball: a prospective cohort study over one season.","authors":"Sara Horne, Aliah F Shaheen, Bill Baltzopoulos, Laura Hills","doi":"10.1136/bmjsem-2024-002324","DOIUrl":"10.1136/bmjsem-2024-002324","url":null,"abstract":"<p><strong>Objective: </strong>To describe the incidence and characteristics of match and training injuries in the UK Vitality Netball Superleague (VNSL).</p><p><strong>Methods: </strong>Ninety players were observed over one 14-month VNSL season (2021), including pre-, in- and post-season periods. Team physiotherapists recorded injuries using an online surveillance system, classifying them by location, type, mode, mechanism and impact, including severity (time-loss days, TL) and medical attention days (MA). Injury incidence (I) and TL/MA injury burden were calculated per 1000 player hours. χ² analysis compared match and training differences.</p><p><strong>Results: </strong>Thirty-nine players sustained 70 injuries (n=35 match, 35 training). Match incidence exceeded training (I=41.12 vs 1.10 injuries). Acute injuries were higher in matches (27 vs 17), while overuse injuries were higher in training (18 vs 3; p=0.001). Contact injuries were higher in matches (21 vs 7), and non-contact injuries were higher in training (10 vs 6; p=0.028). Acute ankle ligament injuries in matches caused substantial TL burden (411.7 days lost), while overuse lower leg injuries in training led to high MA burden (13.8). Anterior cruciate ligament (ACL) injuries were infrequent but burdensome (TL 496). The centre position sustained the most injuries (41%).</p><p><strong>Conclusion: </strong>This study underpinned implementing the first injury surveillance system in the elite UK netball competition, revealing match injury rates ~40 times higher than in training, with distinct injury characteristics. Findings suggest that prevention should target acute lower limb injuries and overuse conditions. Further research should assess the impact of playing with overuse injuries.</p>","PeriodicalId":47417,"journal":{"name":"BMJ Open Sport & Exercise Medicine","volume":"11 1","pages":"e002324"},"PeriodicalIF":3.9,"publicationDate":"2025-01-04","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC11781087/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"143081669","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":"Systematic review on badminton injuries: incidence, characteristics and risk factors.","authors":"Brid Stepper, Anne Hecksteden, Hendrik Stagge, Oliver Faude, Lars Donath","doi":"10.1136/bmjsem-2024-002127","DOIUrl":"10.1136/bmjsem-2024-002127","url":null,"abstract":"<p><strong>Objectives: </strong>As a high-intensity intermittent sport with short and repeated rapid accelerations, decelerations and changes of direction, badminton involves high joint and muscle loads. This review aims to identify relevant injury risk characteristics and factors that facilitate developing and implementing badminton-specific injury prevention programmes.</p><p><strong>Design: </strong>This systematic review of badminton injuries assessed the risk of bias, injury incidence, mechanism, location, type, severity, and risk factors.</p><p><strong>Data sources: </strong>PubMed, WoS, SURF, EBSCO, Ovid and SPORTDiscus.</p><p><strong>Eligibility criteria: </strong>Only English or German peer-reviewed articles presenting epidemiological data. All age groups, genders and levels of play were represented.</p><p><strong>Results: </strong>Examination of 19 studies with male (60%) and female players (41%) at different player levels (age: 10-50 years). The mean injury incidence was between 1 and 4 injuries/1000 hours, whereby the incidence in the studies that were only carried out with elite players tended to be at the upper end. Lower body injuries occurred most frequently (41%-92%), including strains (11%-64%), sprains (10%-61%), tendinopathy (6%-14%) and stress fractures (5%-11%). There was a high proportion of overuse injuries (25%-74%) and a predominance of mild and moderate injuries (73%-100%). The following risk factors can only be cautiously emphasised due to the heterogeneous results: The risk of injury increases with increasing level of play and a history of injury.</p><p><strong>Conclusion: </strong>Young players with a history of injury quickly moving to higher competition classes must be targeted with the highest injury prevention priority. Future studies should focus on improving the quality of studies by using comparable data collection methods.</p>","PeriodicalId":47417,"journal":{"name":"BMJ Open Sport & Exercise Medicine","volume":"11 1","pages":"e002127"},"PeriodicalIF":3.9,"publicationDate":"2025-01-02","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC11781153/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"143081680","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":"Review process: an academic responsibility that facilitates active and peer learning.","authors":"Kristina Fagher, Evert Verhagen","doi":"10.1136/bmjsem-2024-002414","DOIUrl":"10.1136/bmjsem-2024-002414","url":null,"abstract":"","PeriodicalId":47417,"journal":{"name":"BMJ Open Sport & Exercise Medicine","volume":"10 4","pages":"e002414"},"PeriodicalIF":3.9,"publicationDate":"2024-12-25","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC11751885/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"143025114","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":"Impact of the Acti-Pair programme on physical activity in patients with prostate cancer: protocol of the Acti-Pair 2 stepped-wedge cluster randomised trial.","authors":"Amandine Baudot, Evolene Fayolle, Maël Garros, Nathalie Barth, Florence Colin, Emilie Presles, Mathieu Oriol, Fanny Collange, Franck Chauvin, Aurélie Bourmaud, David Hupin","doi":"10.1136/bmjsem-2024-002344","DOIUrl":"10.1136/bmjsem-2024-002344","url":null,"abstract":"<p><p>Regular physical activity (PA) reduces morbidity and mortality in prostate cancer. Prescribing PA in cancer is a necessary awareness but is a real challenge in the case of prostate cancer. Motivational peer support seems to be an innovative strategy for lifestyle change. Therefore, we developed the Acti-Pair programme and demonstrated its feasibility. We want to evaluate its effectiveness in promoting PA in patients with prostate cancer. The Acti-Pair 2 study is an interventional, comparative, multicentre, randomised, stepped-wedge cluster study. The control group will consist of patients being followed for prostate cancer and receiving advice and recommendations for PA during consultations to make patients more active in their daily lives (=usual practice, PA to be performed independently at home). The intervention group will consist of patients being followed up for prostate cancer and benefiting from the Acti-Pair programme, which combines three interventions: (1) motivational support from a peer; (2) construction of a personalised and realistic project and (3) support from health and adapted PA professionals. This study will assess the effectiveness, implementation and efficiency of the Acti-Pair programme. It will allow the identification of key success factors for implementing the Acti-Pair programme to prepare for its transferability. Trial registration number: Clinical trial, NCT05739565, registered on 20 February 2023, https://clinicaltrials.gov/study/NCT05739565..</p>","PeriodicalId":47417,"journal":{"name":"BMJ Open Sport & Exercise Medicine","volume":"10 4","pages":"e002344"},"PeriodicalIF":3.9,"publicationDate":"2024-12-22","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC11664380/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142883425","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":"Physical activity and tobacco smoking in the German adult population.","authors":"Zeynep Acar, Sarah Jackson, Stephanie Klosterhalfen, Daniel Kotz","doi":"10.1136/bmjsem-2024-002087","DOIUrl":"10.1136/bmjsem-2024-002087","url":null,"abstract":"<p><strong>Abstract: </strong></p><p><strong>Background: </strong>Physical inactivity and tobacco smoking remain the leading causes of morbidity and mortality worldwide. In Germany, smoking prevalence is high at around 30%, and only 45% achieve the WHO recommendation for physical activity (PA). Understanding how smoking and physical inactivity co-occur can inform interventions targeting these behaviours.</p><p><strong>Methods: </strong>We analysed data from 4073 adults (≥18 years) participating in a national household survey between April and July 2022. We tested the association between PA level (not=reference/low/medium/very active) and smoking status (never=reference/ex/current smoker). Among current smokers, we tested associations between PA level and cigarettes smoked per day, time spent with and strength of urges to smoke and motivation to stop smoking.</p><p><strong>Results: </strong>Overall, 29.9% (95% CI=28.5; 31.4) reported no leisure-time PA; among current smokers, it was 39.8% (95% CI=37.3; 42.4). Higher PA levels were associated with lower odds of being a current versus never smoker (OR=0.74, 95% CI=0.69; 0.79). Among current smokers, higher PA levels were associated with smoking fewer cigarettes per day (β=-0.98, 95% CI=-1.39; -0.56), weaker urges to smoke (OR=0.81, 95% CI=0.74; 0.89) and higher motivation to stop smoking (OR=1.13, 95% CI=1.02; 1.24). The association between PA and time spent with urges to smoke was not statistically significant (OR=0.93, 95% CI=0.85; 1.02).</p><p><strong>Conclusion: </strong>People who are more physically active are less likely to smoke. Current smokers with higher PA levels smoke less, are less dependent and are more motivated to quit. Further research is required to determine whether these associations are causal and, if so, whether interventions to increase PA could help people to quit smoking.</p>","PeriodicalId":47417,"journal":{"name":"BMJ Open Sport & Exercise Medicine","volume":"10 4","pages":"e002087"},"PeriodicalIF":3.9,"publicationDate":"2024-12-22","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC11667452/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142886353","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":"How to conduct and report checking transitivity and inconsistency in network-meta-analysis: a narrative review including practical worked examples, code and source data for sports and exercise medicine researchers.","authors":"Daniel L Belavý, Svenja Kaczorowski, Tobias Saueressig, Patrick J Owen, Adriani Nikolakopoulou","doi":"10.1136/bmjsem-2024-002262","DOIUrl":"10.1136/bmjsem-2024-002262","url":null,"abstract":"<p><p>The use of network meta-analysis (NMA) in sport and exercise medicine (SEM) research continues to rise as it enables the comparison of multiple interventions that may not have been assessed in a single randomised controlled trial. NMA can then inform clinicians on potentially better interventions. Despite the increased use of NMA, we have observed that in the SEM field, a key challenge for author groups can be the assessment and reporting of key assumptions, in particular transitivity and consistency. This paper provides SEM researchers with a practical guide on how to approach the transitivity and consistency assumptions of NMA. Using a previously published NMA in the SEM field, we provide the statistical code, source data and worked examples to facilitate understanding and best practice of NMA in the particular field. We hope these resources result in improved conduct and reporting of NMA that ultimately leads to advances in the SEM field.</p>","PeriodicalId":47417,"journal":{"name":"BMJ Open Sport & Exercise Medicine","volume":"10 4","pages":"e002262"},"PeriodicalIF":3.9,"publicationDate":"2024-12-22","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC11667426/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142886302","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":"Impact of lateral ankle sprains on physical function, range of motion, isometric strength and balance in professional soccer players.","authors":"Bartosz Wilczyński, Paulina Cabaj, Maciej Biały, Katarzyna Zorena","doi":"10.1136/bmjsem-2024-002293","DOIUrl":"10.1136/bmjsem-2024-002293","url":null,"abstract":"<p><strong>Objective: </strong>Lateral ankle sprains (LASs) are prevalent in soccer and can affect long-term performance, injury recurrence and risk for chronic ankle instability. This case-control study examined functional impairments associated with LAS in professional soccer players aged 17-21.</p><p><strong>Methods: </strong>40 players were divided into 2 groups: 21 with a history of LAS and 19 healthy matched controls. Functional assessments included the Foot and Ankle Ability Measure (FAAM), Y Balance Test (YBT), Weight Bearing Lunge Test, Heel Rise Test, Side Hop Test, and ankle and hip isometric strength measurements.</p><p><strong>Results: </strong>Soccer players with a history of LAS exhibited significant deficits in dynamic balance, particularly in the anterior and composite YBT scores, with moderate effect sizes (p<0.05). FAAM scores also revealed functional limitations in daily activities and sports performance for the LAS group. No significant differences were observed in strength or mobility measures, including the Heel Rise, Side Hop and isometric tests. There were also no differences between injured and non-injured legs in the LAS group in the performance tests.</p><p><strong>Conclusions: </strong>These findings highlight the persistent deficits in dynamic balance following LAS, emphasising the need for targeted rehabilitation to mitigate the risk of reinjury and enhance performance in soccer players.</p>","PeriodicalId":47417,"journal":{"name":"BMJ Open Sport & Exercise Medicine","volume":"10 4","pages":"e002293"},"PeriodicalIF":3.9,"publicationDate":"2024-12-22","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC11667455/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142886314","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":"Comparing and assessing physical activity and sedentary behaviour guidelines for different populations with and without chronic conditions and/or disabilities: a systematic review protocol.","authors":"Ashokan Arumugam, Reime Jamal Shalash, Raneen Mohammad Qadah, Nour Alsaafin, Shima A Mohammad Zadeh, Jean-Philippe Chaput, Arto J Pesola, Senthil Kumaran D, Sarah J Moss, Tamrin Veldsman, Sivapriya Ramakrishnan, Raja Regan, Esha Arora, Sulfikar Ali A, Monica Raja Kumari Raghunathan, Hashel Al Tunaiji, Ovidiu Constantin Baltatu, George P Nassis, Suzanne McDonough, Paddy C Dempsey, Charlotte Häger","doi":"10.1136/bmjsem-2024-002362","DOIUrl":"10.1136/bmjsem-2024-002362","url":null,"abstract":"<p><p>Physical activity guidelines targeting different populations with and without chronic diseases or disabilities are required to meet the diverse functional and physiological needs experienced by different subgroups of people to achieve optimal health benefits. As the importance of physical activity guidelines in promoting optimal health and well-being becomes increasingly recognised, there is a critical need for their systematic evaluation to ensure they remain effective, applicable and aligned with evolving health needs and scientific insights. This study aims to systematically review, critically evaluate, and compare global physical activity and sedentary behaviour guidelines on frequency, intensity, time, and type of exercise for adults, pregnant and postpartum women, and people living with chronic conditions and/or disabilities. We followed the Preferred Reporting Items for Systematic Reviews and Meta-Analysis Protocols checklist. We will search the Allied and Complementary Medicine Database, APA PsycInfo, Cumulative Index of Nursing and Allied Health Literature, Cochrane Library, Education Resources Information Center, Google Scholar, MEDLINE, PubMed, Scopus, SPORTDiscus, Web of Science and grey literature databases from 2010 to October 2024. Two reviewers will independently select guidelines, extract data and assess methodological quality using the Appraisal of Guidelines for Research and Evaluation II Instrument . Key recommendations will be summarised and classified as 'strong' and 'conditional' based on established criteria. A comprehensive evaluation of current guidelines will identify their differences and similarities and reveal their relevance in practical settings. The findings will guide healthcare professionals, researchers and policymakers in implementing evidence-based recommendations for managing physical activity and sedentary behaviour in targeted populations. Additionally, we will highlight current knowledge gaps and potential shortcomings in existing guidelines. PROSPERO registration number: CRD42023491339.</p>","PeriodicalId":47417,"journal":{"name":"BMJ Open Sport & Exercise Medicine","volume":"10 4","pages":"e002362"},"PeriodicalIF":3.9,"publicationDate":"2024-12-22","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC11667309/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142886299","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":"Impact of telehealth-based therapeutic exercise on pain, functional performance and dynamic knee valgus in young adult females with patellofemoral pain: a randomised controlled trial.","authors":"Patcharin Nilmart, Mantana Vongsirinavarat, Pimpaka Khawsuwan, Kiatrada Chumthong, Russareeta Tadein, Dwi Rosella Komalasari","doi":"10.1136/bmjsem-2024-001939","DOIUrl":"10.1136/bmjsem-2024-001939","url":null,"abstract":"<p><strong>Objectives: </strong>This study aimed to evaluate the effectiveness of a telehealth-based therapeutic exercise (TTE) programme with real-time video conference supervision for young adult females with patellofemoral pain (PFP).</p><p><strong>Methods: </strong>The study design was a randomised controlled trial. Forty-two participants with PFP were allocated to either the TTE group or the control (C) group. The TTE group received a 4-week telehealth-based exercise programme supervised through real-time video conferencing, while the C group followed a self-guided stretching exercise. Pain intensity was assessed using the Visual Analogue Scale, while functional performance was evaluated with hop tests and the step-down test. Dynamic knee valgus was measured by the frontal plane projection angle during a single-leg squat. In addition, the study used a specific health questionnaire which evaluated knee pain and function, including the self-administered Kujala Patellofemoral Questionnaire (KPQ). All outcomes were assessed both before and after the intervention.</p><p><strong>Results: </strong>After the 4-week interventions, the results showed a significant interaction between the group and the time of pain intensity, functional performance and dynamic knee valgus (p<0.001). The TTE group demonstrated significant pain reduction (p<0.001) and improved KPQ score (p<0.001), while the C group showed no significant changes. TTE participants also exhibited improved functional performance in the hop and step-down tests. Additionally, dynamic knee valgus was significantly decreased in the TTE group.</p><p><strong>Conclusion: </strong>The telehealth-based exercise programmes offer a convenient and effective alternative for managing PFP symptoms, providing remotely accessible and specialised care.</p>","PeriodicalId":47417,"journal":{"name":"BMJ Open Sport & Exercise Medicine","volume":"10 4","pages":"e001939"},"PeriodicalIF":3.9,"publicationDate":"2024-12-18","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC11667270/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142886319","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}