Journal of science and medicine in sport最新文献

{"title":"Publishing in predatory journals damages the credibility of science","authors":"Tim Meyer","doi":"10.1016/j.jsams.2025.06.003","DOIUrl":"10.1016/j.jsams.2025.06.003","url":null,"abstract":"","PeriodicalId":16992,"journal":{"name":"Journal of science and medicine in sport","volume":"28 7","pages":"Pages 519-520"},"PeriodicalIF":3.0,"publicationDate":"2025-06-18","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"144306602","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":2,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

{"title":"Effects of 4-week moderate-intensity aerobic training on stress reactivity, decision-making, and prefrontal brain activity under acute stress in emerging adults.","authors":"Baihui Luo, Lu Leng, Min Hu, Yuehua He, Hui Zheng, Junhao Huang","doi":"10.1016/j.jsams.2025.06.001","DOIUrl":"https://doi.org/10.1016/j.jsams.2025.06.001","url":null,"abstract":"<p><strong>Objectives: </strong>The present study aimed to investigate whether 4-week moderate-intensity aerobic training has beneficial effects on stress reactivity, decision-making, and associated prefrontal brain activity in presence of acute stress in emerging adults.</p><p><strong>Design: </strong>A randomized controlled trial.</p><p><strong>Methods: </strong>Forty-one emerging adults (age range: 18-26 years) were randomly assigned to the moderate-intensity aerobic training group (n = 21, 22.76 ± 2.51 years) or control group (n = 20, 22.05 ± 1.36 years). The moderate-intensity aerobic training group underwent supervised cycling for 4 weeks, while the control group did not receive any intervention. All participants completed a challenging mental work task (operation span task) as an acute stress manipulation, followed by a two-step decision-making task with functional near-infrared spectroscopy to measure prefrontal cortex activation before and after the intervention. We also assessed state anxiety , visual analog scales, and heart rate variability as indicators of stress level.</p><p><strong>Results: </strong>The operation span task was effective at inducing psychological stress. After the intervention, the moderate-intensity aerobic training group exhibited lower state anxiety than the control group (t = -2.979, p = 0.005, d = -0.931). The intervention group additionally showed higher orbitofrontal activation and significantly greater post-test reward-option selection improvement compared to the control group (t = 3.492, p = 0.001, d = 1.106), indicating enhanced reward sensitivity.</p><p><strong>Conclusions: </strong>These findings indicated that 4-week moderate-intensity aerobic training enhanced reward-based decision-making and reduced psychological stress. The increased activation in the orbitofrontal cortex was likely associated with the improvements in state anxiety and decision-making.</p>","PeriodicalId":16992,"journal":{"name":"Journal of science and medicine in sport","volume":" ","pages":""},"PeriodicalIF":3.0,"publicationDate":"2025-06-06","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"144369012","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":2,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

{"title":"The incidence, burden and impact of tackle injuries in schoolboy Rugby Union.","authors":"Lauren Guilfoyle, Therese Leahy, Ian C Kenny, Kieran O'Sullivan, Helen Purtill, Tom Comyns","doi":"10.1016/j.jsams.2025.06.002","DOIUrl":"https://doi.org/10.1016/j.jsams.2025.06.002","url":null,"abstract":"<p><strong>Objectives: </strong>To describe the incidence, characteristics and burden of tackle-event injuries in under-19 schoolboy Rugby Union in Ireland comparing the profile of tackler and ball-carrier injuries independently and to examine the burden on school absenteeism.</p><p><strong>Design: </strong>A four-season prospective cohort study (2018-19, 2019-20, 2022-23, 2023-24) of match injuries in under-19 schoolboy Rugby Union in Ireland was conducted.</p><p><strong>Methods: </strong>Fifty teams participated. A 24-hour time-loss definition was utilised. Incidence rates per 1000 h and incidence rate ratios with 95 % confidence intervals were calculated.</p><p><strong>Results: </strong>465 match injuries were reported from 10,924 match exposure hours. 66.7 % of these injuries occurred during the tackle event, with injuries to tacklers occurring 33 % more often than injuries to ball-carriers (incidence rate ratio = 1.33, 95 % confidence interval 1.06-1.67). Tacklers sustained more head and shoulder injuries than ball-carriers who, in contrast, sustained significantly more knee and ankle injuries. No difference was observed for injury severity; however, the overall burden of tackler injuries was 36 % higher than that of ball-carrier injuries (590 v 435 days absent from rugby participation, p < 0.001). 12.8 % (n = 38) of tackle-event injuries resulted in a median of one day absence from school.</p><p><strong>Conclusions: </strong>The incidence and burden of injuries to the tackling player are significantly higher than that of injuries to the ball-carrier in this cohort. Head injuries, concussions and shoulder injuries are priority areas for risk mitigation strategies which could be targeted through improving tackler behaviour. Future research in schoolboy cohorts should investigate academic absence in addition to time lost from rugby participation.</p>","PeriodicalId":16992,"journal":{"name":"Journal of science and medicine in sport","volume":" ","pages":""},"PeriodicalIF":3.0,"publicationDate":"2025-06-06","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"144326043","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":2,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

{"title":"Can we prepare young female players for heading in football? The feasibility and acceptability of HeaderPrep.","authors":"Andrew G Ross, Matthew Whalan, Rob Duffield, Kerry Peek","doi":"10.1016/j.jsams.2025.05.014","DOIUrl":"https://doi.org/10.1016/j.jsams.2025.05.014","url":null,"abstract":"<p><p>This study investigated the feasibility and acceptability of a novel programme designed to prepare players to learn heading in football (HeaderPrep). Forty-five players from four different girls' teams (under-11, under-12, under-13, under-15) and five coaches completed the programme over six weeks followed by completion of an evaluation survey. Our findings suggest that the programme enhanced players' confidence in heading the ball. Additionally, both players and coaches observed improvements in heading skill development. Most players (84.4%) also stated they would recommend HeaderPrep to others and found it fun. HeaderPrep may be a feasible introduction prior to starting formal heading training in football.</p>","PeriodicalId":16992,"journal":{"name":"Journal of science and medicine in sport","volume":" ","pages":""},"PeriodicalIF":3.0,"publicationDate":"2025-05-29","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"144317195","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":2,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

{"title":"Effects of a personal health coaching intervention (dbcoach) on physical activity and glycated hemoglobin in patients with type 2 diabetes - A randomized controlled trial.","authors":"Vivien Hohberg, Eric Lichtenstein, Jan-Niklas Kreppke, Jan Kohl, Marc Donath, Fiona Streckmann, Markus Gerber, Lukas Zahner, Oliver Faude","doi":"10.1016/j.jsams.2025.05.013","DOIUrl":"https://doi.org/10.1016/j.jsams.2025.05.013","url":null,"abstract":"<p><strong>Objectives: </strong>This study aims to evaluate the effectiveness of the dbcoach intervention in improving key health outcomes in patients with type 2 diabetes.</p><p><strong>Design: </strong>The study employed a pragmatic randomized controlled trial with 100 participants randomly assigned to either an intervention group receiving 12 months of telephone-based coaching plus standard care, or a control group receiving standard care only.</p><p><strong>Methods: </strong>Primary outcomes were objectively measured moderate-to-vigorous physical activity and glycated hemoglobin, while secondary outcomes included further physical activity measures, diet, anthropometrics, medication, and quality of life. Data were collected at baseline as well as after 6 and 12 months. Linear mixed-effects models were employed for analysis.</p><p><strong>Results: </strong>The intervention improved moderate-to-vigorous physical activity (Cohen's d = 0.51; 95 % confidence interval: 0.11, 0.90) with an increase of 14.2 (95 % confidence interval: 3.0, 25.3) minutes per day. However, the effect on glycated hemoglobin was negligible (95 % confidence interval: -0.20; 0.32, -0.72). Sedentary behavior was decreased (Cohen's d = -0.20; -0.71, 0.31). Analysis of medication showed variability, with decreased use of total insulin (rate ratio = 0.82; confidence interval 0.50, 3.03), but higher overall diabetes medication in the intervention group. There were no differences in diet (Cohen's d = -0.12; 95 % confidence interval: -0.78, 0.53) and BMI (Cohen's d = 0.01; 95% confidence interval: -0.16, 0.15).</p><p><strong>Conclusions: </strong>The dbcoach intervention increased physical activity but did not impact glycated hemoglobin in type 2 diabetes patients. While the intervention can enhance physical activity, additional strategies may be necessary for glycemic control.</p>","PeriodicalId":16992,"journal":{"name":"Journal of science and medicine in sport","volume":" ","pages":""},"PeriodicalIF":3.0,"publicationDate":"2025-05-28","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"144275192","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":2,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

{"title":"A cross-sectional latent class analysis of self-reported snus use in men's and women's professional football in England.","authors":"Daniel Read, Ed Cope, Michael Bennett, Lee Taylor","doi":"10.1016/j.jsams.2025.05.008","DOIUrl":"https://doi.org/10.1016/j.jsams.2025.05.008","url":null,"abstract":"<p><strong>Objectives: </strong>Anecdotally, snus is widely used in Europe by professional footballers. However, prevalence and motivations for use have not been determined, alongside a lack of robust data regarding its use on player health and performance. The aims of the current research were to assess snus use amongst professional football players and categorise users through latent class analysis (LCA).</p><p><strong>Design: </strong>Mixed-method design involving a cross-sectional survey study of 628 male and 51 female professional footballers in England, and 16 semi-structured interviews with multidisciplinary football staff conducted during the 2023-24 season.</p><p><strong>Methods: </strong>The survey included self-reported questions concerning prevalence, motivations, sources, and perceived effects. Data were analysed using descriptive statistics and LCA to categorise players through their behaviours. Interview questions addressed perceived prevalence and behaviours, performance and health impacts, and support required. Interview data was analysed using mixed coding to contextualise quantitative analysis.</p><p><strong>Results: </strong>Overall, 18 % and 22 % of male and female footballers reported using snus, rising to 42 % and 39 % respectively for lifetime use. Snus use was initiated and motivated by a mix of factors including socialisation, boredom, relaxation, cravings, and stress management. Players were separated into three classes: occasional, daily, and habitual users demonstrating distinct profiles.</p><p><strong>Conclusions: </strong>Snus use appears commonplace in both men's and women's professional football, motivated by a complex set of personal and social factors. The identified types of snus users can inform personalised approaches to education and cessation interventions.</p>","PeriodicalId":16992,"journal":{"name":"Journal of science and medicine in sport","volume":" ","pages":""},"PeriodicalIF":3.0,"publicationDate":"2025-05-27","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"144266473","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":2,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

{"title":"Effects of a classroom-based intervention to promote physical literacy in children: the randomized and controlled ALPHYL Study.","authors":"Jorge Romero-Martínez, Cristina Menescardi, Nuria Ortega-Benavent, Sergio Montalt-García, Lisa M Barnett, Xavier García-Massó, Isaac Estevan","doi":"10.1016/j.jsams.2025.05.006","DOIUrl":"https://doi.org/10.1016/j.jsams.2025.05.006","url":null,"abstract":"<p><strong>Objectives: </strong>Physically active learning and quality physical education can be an opportunity to increase physical activity and encourage its practice. Therefore, the study purpose was to analyze the effect of a classroom-based physical activity intervention on children's physical literacy, movement behavior and cognitive performance.</p><p><strong>Design: </strong>Randomized control trial (with retention) and multilevel linear model analysis.</p><p><strong>Methods: </strong>The Active Learning in Physical Literacy Study was conducted in Valencia (Spain) and involved 332 fifth grade students (10-11 years) from six primary schools (three experimental and three control). The intervention, registered at Clinicaltrials.gov (number NCT05812118), lasted 9-10 weeks and consisted of the implementation of three physically active learning activities for at least 30 min in combination with physical education lessons each day. The outcomes of the intervention were within movement behavior: moderate to vigorous physical activity; within physical literacy: perceived physical literacy, social support for physical activity, actual and perceived motor competence; and within cognitive performance: math fluency and teachers' proxy-report of math performance.</p><p><strong>Results: </strong>A significant interaction effect (group per time) on moderate to vigorous physical activity, actual motor competence, math fluency and teachers' proxy-report of math performance was found. No interaction effect was found in the psychosocial domain (perceived motor competence and physical literacy, and parent and peer support for physical activity).</p><p><strong>Conclusions: </strong>The Active Learning in Physical Literacy intervention was effective in enhancing movement behavior and cognitive performance. Therefore, movement-centered pedagogy enables the integration of physical activity with learning, which in turn contributes to improving elements of children's physical literacy.</p>","PeriodicalId":16992,"journal":{"name":"Journal of science and medicine in sport","volume":" ","pages":""},"PeriodicalIF":3.0,"publicationDate":"2025-05-22","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"144225704","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":2,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

{"title":"Exercise and Sports Science Australia (ESSA) - Consensus Statement: Exercise blood pressure for the identification of uncontrolled hypertension: recommendations to support best-practice blood pressure management.","authors":"Martin G Schultz, Katharine D Currie, Kristofer Hedman, Andrew Maiorana, Rachel E Climie, Dianne Littlechild, Mark R Nelson, Jeff S Coombes, James E Sharman","doi":"10.1016/j.jsams.2025.05.011","DOIUrl":"https://doi.org/10.1016/j.jsams.2025.05.011","url":null,"abstract":"<p><strong>Objectives: </strong>High blood pressure (BP) affects >1 billion adults worldwide, with many cases undiagnosed and/or ineffectively controlled. There is a need for complementary approaches to that of in-clinic BP measurement at rest to identify uncontrolled high BP (≥140/90 mmHg). A hypertensive response to exercise (HRE) is associated with increased cardiovascular risk and likely represents poor BP control not detected via standard in-clinic BP at rest. Many clinical exercise professionals measure exercise BP as part of standard practice and are therefore uniquely placed to identify uncontrolled high BP from exercise BP. This statement was developed with the aim of providing exercise professionals with consensus and practical guidance to support best-practice BP management via the measurement of exercise BP.</p><p><strong>Design: </strong>Exercise and Sports Science Australia (ESSA) consensus statement.</p><p><strong>Methods: </strong>An international authorship team with research and clinical expertise covering exercise physiology, cardiology, blood pressure, and general practice was assembled to review evidence and develop a series of consensus recommendations.</p><p><strong>Results: </strong>Exercise BP measurement has significant potential to identify individuals with uncontrolled high BP. Exercise BP should be measured using best-practice technique during fixed workload exercise that elicits up to a moderate intensity (e.g., 64 < 76 % maximal heart rate). If an HRE is recorded (exercise systolic BP ≥170 mmHg), uncontrolled high BP should be assumed and trigger: 1) correspondence with a primary care physician (PCP) encouraging follow-up testing to ascertain BP status; 2) guidance for the patient to complete home BP measurement as part of ascertaining BP status and encouragement to report their findings to a PCP; and 3) with PCP confirmation of raised BP, ongoing exercise and lifestyle intervention to lower high BP.</p><p><strong>Conclusions: </strong>This consensus statement provides a recommended clinical pathway for clinical exercise professionals to utilise exercise BP measurement in practice and take a complementary role in the identification and management of high BP.</p>","PeriodicalId":16992,"journal":{"name":"Journal of science and medicine in sport","volume":" ","pages":""},"PeriodicalIF":3.0,"publicationDate":"2025-05-22","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"144216129","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":2,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

{"title":"Continuously monitoring runners' adaptive strategies to prolonged running on an outdoor track with straight and curved paths: Insights from the varying intersegment coordination variability and shock absorption during a full marathon.","authors":"Guoxin Zhang, Yihao Fu, Linjuan Wei, Fangbo Bing, Hejin Cai, Tony Lin-Wei Chen, Ming Zhang","doi":"10.1016/j.jsams.2025.05.012","DOIUrl":"https://doi.org/10.1016/j.jsams.2025.05.012","url":null,"abstract":"<p><strong>Objectives: </strong>This study investigated changes in lower limb intersegment coordination variability and impact shock in runners during a full marathon, whereas to assess how increasing mileage and track conditions (straight vs. curved paths) influenced these metrics in an outdoor environment.</p><p><strong>Design: </strong>A field-based observational study.</p><p><strong>Methods: </strong>Twenty-three amateur runners completed a self-paced marathon, during which inertial measurement units were used to collect segment kinematic data for computing coordination variabilities and impact shocks. Generalized estimating equations were employed to examine the effects of mileage (increments of 5 km) and track conditions (straight/curved) on the measures.</p><p><strong>Results: </strong>Runners exhibited increased coordination variabilities in sagittal planes and decreased coordination variabilities in non-sagittal planes as the race progressed. Significant changes were identified in coordination variabilities of shank vs. rearfoot at the later stages of the marathon (Wald χ² = 4.33-7.40, p = 0.007-0.037). All coordination variabilities were consistently lower on curved paths compared to straight paths with significant differences noted in the coupling of pelvis vs. thigh (Wald χ² = 24.25, p < 0.001). Tibial and pelvic impact shocks were elevated with increasing mileage after adjusting for running speed (Wald χ² = 21.99-36.17, p < 0.005).</p><p><strong>Conclusions: </strong>The runners showed distinct modulation of coordination variability across movement planes during prolonged running. Specifically, coordination variabilities were contained in non-sagittal planes while greater fluctuations were allowed in sagittal planes. These changes may compromise the norm of lower limb load attenuation, although further studies are warranted to explore their generalizability and the underlying mechanism.</p>","PeriodicalId":16992,"journal":{"name":"Journal of science and medicine in sport","volume":" ","pages":""},"PeriodicalIF":3.0,"publicationDate":"2025-05-22","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"144225703","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":2,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

{"title":"Physical fitness and cardiac function in childhood cancer survivors.","authors":"Pedro L Valenzuela, Javier S Morales, Elena Santana-Sosa, Blanca Herrero Velasco, Antonio Baño-Rodrigo, Eva S C Ramos, Alejandro Santos-Lozano, Alejandro Lucia, Carmen Fiuza-Luces","doi":"10.1016/j.jsams.2025.05.009","DOIUrl":"https://doi.org/10.1016/j.jsams.2025.05.009","url":null,"abstract":"<p><strong>Objectives: </strong>Childhood cancer treatment has long-term health sequelae but there is more controversy for physical fitness. We compared fitness and echocardiographic variables in childhood cancer survivors (CCSs) and controls. A secondary aim was to determine the potential role of previous enrollment in inpatient exercise, and of current physical activity (PA) levels.</p><p><strong>Design: </strong>Cross-sectional.</p><p><strong>Methods: </strong>CCSs (age = 5-18 yrs, ≥4 yrs since diagnosis) and controls (no cancer history) were recruited. Outcomes included anthropometric, cardiorespiratory fitness (CRF)-related variables, upper/lower-body muscle strength (5-repetition maximum), functional mobility (timed up and down stairs [TUDS] test), and echocardiography. We performed sub-analyses attending to previous enrollment in supervised exercise training during intensive treatment and current accelerometer-determined PA.</p><p><strong>Results: </strong>126 CCSs (12.8 ± 3.2 yrs, 41 % female) and 497 controls (11.2 ± 3.3 yrs, 40 % female) were studied. CCSs had a higher body mass index (+1.6 kg/m², p < 0.001). Despite no significant differences in peak oxygen uptake (-0.5 %, p = 0.900), CCSs had lower ventilatory threshold (-9.8 %, p = 0.018), strength (-42.9 to -52.2 % depending on the analyzed exercise, p < 0.001 for most exercises) and TUDS performance (-23 %, p < 0.001) values than controls. CCSs showed a higher prevalence of left-ventricle hypertrophy and concentric cardiac remodeling. These results were independent of inpatient exercise background. CCSs showed lower levels of moderate-to-vigorous PA (MVPA) and vigorous PA (VPA) (p < 0.005). In CCSs, a positive correlation was found between MVPA/VPA levels and CRF or strength-related variables (all r > 0.4, p < 0.05).</p><p><strong>Conclusions: </strong>CCSs showed impairments in some physical fitness and cardiac parameters ≥4 yrs posttreatment, which seemed independent of previous inpatient exercise background but not of MVPA/VPA levels after treatment.</p>","PeriodicalId":16992,"journal":{"name":"Journal of science and medicine in sport","volume":" ","pages":""},"PeriodicalIF":3.0,"publicationDate":"2025-05-20","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"144225705","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":2,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}