Journal of Pediatric Orthopaedics-Part B最新文献

{"title":"Multidisciplinary team intervention enhances comprehensive recovery in adolescents aged 14-18 years with limb or pelvic fractures.","authors":"Xiao Wang, Zhiheng Tu, Dongdong Jiang, Gadisa Musa Wako, Junwei Yan, Bin Liang","doi":"10.1097/BPB.0000000000001292","DOIUrl":"https://doi.org/10.1097/BPB.0000000000001292","url":null,"abstract":"<p><p>To evaluate the effects of multidisciplinary team (MDT) intervention on perioperative management, functional recovery, and psychological well-being in adolescents aged 14-18 years with limb or pelvic fractures. One hundred adolescents aged 14-18 years with limb or pelvic fractures, admitted between January 2018 and December 2023, were retrospectively divided into an MDT group (n = 50) and a control group (n = 50) according to whether they received MDT intervention. The MDT group received comprehensive perioperative management involving orthopedics, emergency, anesthesiology, rehabilitation, pediatrics, psychology, and surgical intensive care; the control group received standard perioperative management. Perioperative outcomes, pain scores, functional recovery, and psychological status were compared at predetermined time points. The MDT group had significantly shorter hospital stays and lower postoperative pain scores than the control group (P < 0.05). Functional recovery was assessed using the short musculoskeletal function assessment (SMFA) and the CORE-Kids simplified score (CKSS), a 0-9 binary scale developed with reference to the CORE-Kids core outcome set. At 3 and 6 months, the MDT group showed significantly better SMFA and CKSS scores (P < 0.05). At 12 months, no significant differences were observed. The MDT group also had significantly lower hospital anxiety and depression scale anxiety and depression scores on postoperative day 3 and at 12 months (P < 0.05). MDT intervention improves perioperative pain control, promotes functional recovery, and enhances psychological well-being in adolescents with limb or pelvic fractures and may facilitate earlier return to daily life and school.</p>","PeriodicalId":50092,"journal":{"name":"Journal of Pediatric Orthopaedics-Part B","volume":" ","pages":""},"PeriodicalIF":1.0,"publicationDate":"2025-09-15","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"145071022","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

{"title":"Clinical and radiographic results of the use of a titanium wedge in pediatric patients undergoing calcaneal lengthening osteotomy for symptomatic flat foot.","authors":"Cristina Di Grigoli, Laura Serena Giarratana, Gabriele Croci, Sergio Monforte, Federico Canavese, Antonio Andreacchio","doi":"10.1097/BPB.0000000000001289","DOIUrl":"https://doi.org/10.1097/BPB.0000000000001289","url":null,"abstract":"<p><p>Flatfoot is a common condition in children; surgical treatment should be reserved for severe and symptomatic cases. Calcaneal lengthening osteotomy (CLO) has been associated with good results; the original technique considers the use of allografts or autografts. This study aimed to evaluate advantages of a titanium trapezoidal wedge (TTW) in a pediatric population, compared with traditional grafts. At our knowledge, there are no studies in pediatric patients. This is a retrospective study of 11 patients (14 feet) with severe flatfoot treated with CLO and TTW and a control group of nine patients (13 feet) treated with CLO and traditional grafts. The mean age of TTW group was 13.4 years, and the mean follow-up was 15 months. The mean age in the control group was 13.7 years, and the mean follow-up was 36 months. Pre- and postoperative clinical and radiographic measures were evaluated, as well as operative time and radiation exposure. At follow-up, feet treated with TTW showed an improvement in all radiographic parameters measured on weight-bearing radiographs and also an improvement in the American Orthopedic Foot and Ankle Society Score, comparable to the control group. The use of TTW significantly reduced radiation exposure and operating time. No cases of graft fracture or migration were observed. All TTW appeared osteointegrated at the last follow-up. CLO using TTW is an effective procedure, allows correction to be maintained over time and reduces operative time and radiation exposure. Despite the promising results, our findings should be considered as a preliminary report; more data are needed to confirm our results.</p>","PeriodicalId":50092,"journal":{"name":"Journal of Pediatric Orthopaedics-Part B","volume":" ","pages":""},"PeriodicalIF":1.0,"publicationDate":"2025-09-03","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"144993577","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

{"title":"Diagnosis and treatment of lateral to medial diagonal injury of the elbow in children: concomitant lateral condyle and olecranon fractures.","authors":"Yunan Lu, Chentao Xue, Federico Canavese, Yongjie Xia, An Yan, Yuchen Pan, Hetu Yao, Shunyou Chen","doi":"10.1097/BPB.0000000000001263","DOIUrl":"10.1097/BPB.0000000000001263","url":null,"abstract":"<p><p>Lateral condylar (LC) and olecranon (OC) fractures occurring concurrently on one side are rare phenomena with limited scientific literature. Our study aims to evaluate the radiologic, clinical, and functional consequences of lateral to medial injury of the elbow (LAMEINE) in pediatric patients, simultaneously comparing with lateral to medial diagonal injury of the elbow (MELAINE). Eighteen males and 10 females were diagnosed with LAMEINE. The average age at the time of injury was 3.8 ± 2.3 years (range, 1-9). Out of the 28 fractures, 19 (67.9%) occurred on the left side and nine (32.1%) on the right side. The OC fractures were classified according to the Weiss system, two being type I, 17 type II, and nine type III fractures. Based on the specific case characteristics, the OC fractures were further subdivided into five types corresponding to two types of AO classification: 24 (85.7%) cases of AO 21u-M/2. 1 incomplete fractures [3 type I (10.7%), 16 type II (57.1%), and five type III fractures (17.9%)], and four (14.3%) cases of AO 21u-M/3.1 complete simple fractures [2 type IV (7.1%) and two type V fractures (7.1%)]. All patients underwent surgical intervention. Their clinical and functional outcomes were evaluated using the carrying angle (CA) and elbow performance score (EPS). These results were then compared with those of our MELAINE patients. All patients were followed up for 42.9 ± 23.5 months (range, 15-88). Radiographs indicated that all fractures healed in 5.9 ± 1.4 weeks (range, 4-10). At the last follow-up, the CA and EPS of the injured side were 11.3° ± 2.8° and 97.7 ± 3.7, respectively. All patients had favorable outcomes: 27 patients (96.4%) had excellent EPS, and only one patient (3.6%) had good EPS. The LAMEINE group displayed lower age, displacement, incidence of elbow dislocation, and CA than the MELAINE group ( P  < 0.05). Although relatively rare, LAMEINE should not be neglected. Surgical treatment aims to stabilize the elbow and avoid varus deformity. With appropriate diagnosis and treatment, good clinical and radiographic outcomes can be achieved for both patterns of 'diagonal lesions' of the pediatric elbow. Level of evidence: III.</p>","PeriodicalId":50092,"journal":{"name":"Journal of Pediatric Orthopaedics-Part B","volume":" ","pages":"435-443"},"PeriodicalIF":1.0,"publicationDate":"2025-09-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"144095258","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

{"title":"A comparative randomized-controlled trial of serial casting and exercises on ankle range of motion, toe walking severity, walking balance, and functional health-related quality of life in children with idiopathic toe walking.","authors":"Esra Giray, Pinar Akpinar, Ozge Gulsum Illeez, Hamit Cağlayan Kahraman, Merve Koçibar, Ayşegül Kutsal, Nilüfer Eldeş Hacifazlioglu, Emek Uyur, Feyza Ünlü Özkan, İlknur Aktaş, Baris Yilmaz, Evrim Karadağ-Saygi","doi":"10.1097/BPB.0000000000001250","DOIUrl":"10.1097/BPB.0000000000001250","url":null,"abstract":"<p><p>Randomized-controlled trials (RCTs) investigating nonoperative interventions for idiopathic toe walking (ITW) are limited. High-quality, parallel-group RCTs comparing treatment with no treatment are needed. This study aimed to assess the effects of serial casting and exercise interventions on ITW, compared with a control group. Children with ITW aged 3-10 years were randomized into the serial casting ( n  = 10), the exercise ( n  = 9), and the wait-list control ( n  = 10) groups. Primary outcomes were ankle dorsiflexion range of motion (ROM) and the Toe Walking Severity Scale (TWSS). The secondary outcomes included pediatric outcomes data collection instrument (PODCI), tandem walk test, and satisfaction from treatment. The patients were assessed before treatment, posttreatment, 1-month posttreatment (MPT), 3 MPT, and 6 MPT. The control group was followed up until the 1 MPT assessment. This trial is registered with Clinicaltrials.gov under the number NCT06010485. No differences were found between the treatment groups in ankle ROM and TWSS at any follow-up points. The control group showed less improvement in the TWSS compared with the intervention groups. Both intervention groups demonstrated significant intragroup improvements over time. All groups improved in ankle ROM, TWSS, and the Tandem Walk Scale, but only the intervention groups showed improvements in PODCI scores. Treatment satisfaction was similar among the intervention groups. Both interventions had comparable rates of side effects and adherence. Both treatment groups demonstrated greater effectiveness than the control group, with no significant differences observed between the treatment groups.</p>","PeriodicalId":50092,"journal":{"name":"Journal of Pediatric Orthopaedics-Part B","volume":" ","pages":"465-476"},"PeriodicalIF":1.0,"publicationDate":"2025-09-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"143755556","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

{"title":"Anterior cubital approach for the treatment of T-condylar fractures of the humerus in adolescents and children.","authors":"Qian Sun, Wenquan Cai, Guoxin Nan","doi":"10.1097/BPB.0000000000001269","DOIUrl":"10.1097/BPB.0000000000001269","url":null,"abstract":"<p><p>A retrospective study compared the anterior cubital approach to the triceps-sparing approach for treating T-condylar humerus fractures in 19 children and adolescents from January 2008 to May 2023. Patients were divided into group A (seven patients, mean age 10.7 years, triceps-sparing) and group B (12 patients, mean age 11.32 years, anterior cubital). Outcomes included surgical duration, incision length, scarring [Vancouver Scar Scale (VSS)], neurovascular complications, and functional results [Mayo Elbow Performance Score (MEPS) and Flynn's criteria]. Group A had a mean incision length of 8.60 cm, surgery duration of 68.29 min, and VSS scores averaging 3.71, with five excellent and two good MEPS results, and five excellent, one good, and one fair Flynn's outcomes. Two patients had radial nerve palsy. Group B showed a shorter mean incision length of 4.63 cm, surgery duration of 51.42 min, and VSS scores averaging 1.33, with 10 excellent and two good results for both MEPS and Flynn's criteria. One patient developed cubitus varus, with one case each of radial and median nerve palsy. Significant differences were found in surgery duration, incision length, and scarring, but functional outcomes were comparable. Multivariable regression, adjusted for confounders, validated significant associations of the anterior cubital approach with reduced surgery duration, shorter incision length, and lower VSS scores, with no significant difference in functional outcomes. The anterior cubital approach is minimally invasive, safe, and effective, offering shorter surgeries, smaller incisions, less scarring, and better neurovascular exploration, with similar functional recovery.</p>","PeriodicalId":50092,"journal":{"name":"Journal of Pediatric Orthopaedics-Part B","volume":" ","pages":"453-460"},"PeriodicalIF":1.0,"publicationDate":"2025-09-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"144576839","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

{"title":"Short-term outcomes of gradual ulnar lengthening in multiple hereditary osteochondromas of the forearm with monolateral external fixator.","authors":"Seyed Arman Moein, Javad Dehghani, Reza Fereidooni, Mohammad Hadi Gerami, Asal Seifaei, Seyyed Hamidreza Ayatizadeh","doi":"10.1097/BPB.0000000000001232","DOIUrl":"10.1097/BPB.0000000000001232","url":null,"abstract":"<p><p>Hereditary multiple exostoses is an autosomal dominant genetic condition primarily affecting long bones. Forearm deformities, including wrist ulnar deviation, ulnar shortening, radial or ulnar bowing, and radial head dislocation, are common manifestations. Gradual ulnar lengthening is suggested as a viable treatment option for managing these deformities. This retrospective single-center study included 15 forearms treated with gradual ulnar lengthening using a monolateral external fixator by a single surgeon. Clinical and radiological characteristics were recorded preoperatively and during follow-ups. The Wilcoxon signed-rank test compared preoperative and postoperative radiological and clinical parameters, while McNemar's test assessed changes in radial head dislocation or subluxation. Significant radiological improvements were observed post-treatment. Proportional ulnar length increased from a mean of 0.85 ± 0.10 preoperatively to 1.11 ± 0.03 at the last follow-up ( P  < 0.001). Ulnar variance decreased from a mean of 17.6 ± 5.58 mm preoperatively to 0.13 ± 1.81 mm at the last follow-up ( P  < 0.001), while radial bowing decreased from a mean of 0.06 ± 0.02 to 0.05 ± 0.01 at the last follow-up ( P  < 0.001). In addition, the radioarticular angle decreased significantly from a mean of 29.93 ± 7.34 to 20.20 ± 5.71° ( P  < 0.001). The incidence of radial head dislocation or subluxation decreased significantly, from 11 patients preoperatively to only one at the last follow-up. These findings demonstrate the effectiveness of gradual ulnar lengthening with a monolateral external fixator in correcting forearm deformities and reducing the incidence of radial head dislocation or subluxation.</p>","PeriodicalId":50092,"journal":{"name":"Journal of Pediatric Orthopaedics-Part B","volume":" ","pages":"423-429"},"PeriodicalIF":1.0,"publicationDate":"2025-09-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142957148","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

{"title":"Freiberg's disease: variation of surgeries, outcomes, and first population-based incidence.","authors":"Andreas Rehm, Matthew Seah, Helen E Chase, Ben Gompels, Ayla C Newton, Hassan M T Fawi, Masroor Ahmed, Katerina Hatzantoni, Jehan Butt, Elizabeth Ashby","doi":"10.1097/BPB.0000000000001243","DOIUrl":"10.1097/BPB.0000000000001243","url":null,"abstract":"<p><p>The objective of this inclusive literature review is to identify surgeries performed for Freiberg's disease (FD) and their outcomes and to perform the first population-based study to establish its incidence. We reviewed all retrievable publications linked to FD listed in PubMed and publications quoted within these publications going back to 1914. Patients with FD and the number of livebirths born in our maternity hospital between 2000 and 2023 were identified from our hospital database. We identified 208 publications of which we managed to review 163 (1121 patients, 1169 feet, of which 939 feet underwent surgery, 116 had no surgery, and for 114, it was unknown if surgery was performed. Patient age: 194 × <18 years, 516 × ≥18 years, 411 × age unknown). The most frequently performed surgeries were intra-articular closing wedge metatarsal osteotomies through the defect (IDCWMO) (284 feet), extra-articular dorsal closing wedge metatarsal osteotomies (EDCWMO) (118 feet), osteochondral autologous transplantation (OAT) (64 feet), and modified Weil osteotomies with intra-articular dorsal closing wedge osteotomies (52 feet). Outcome scores were used in 39 publications, with the American Orthopaedic Foot and Ankle Society score having been used most frequently (28 studies, 462 patients, 482 feet). The mean scores were excellent for OATs and EDCWMOs and good for IDCWMOs and modified Weil osteotomies. We identified 124 644 livebirths and 44 patients with FD. In conclusion, multiple procedures achieved a high rate of excellent and good outcomes where nonoperative management failed. FDis rare, with an extrapolated incidence of 1 in 2833 livebirths.</p>","PeriodicalId":50092,"journal":{"name":"Journal of Pediatric Orthopaedics-Part B","volume":" ","pages":"488-497"},"PeriodicalIF":1.0,"publicationDate":"2025-09-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"143517059","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

{"title":"Factors associated with radiographic correction of the foot after medialising calcaneal osteotomy in children with symptomatic flexible flatfoot.","authors":"Phatcharapa Osateerakun, Pathit Sirichuchnin, Prajak Jiratummarat, Noppachart Limpaphayom","doi":"10.1097/BPB.0000000000001262","DOIUrl":"10.1097/BPB.0000000000001262","url":null,"abstract":"<p><strong>Level of evidence: </strong>Level IV - prognostic, retrospective case series.</p>","PeriodicalId":50092,"journal":{"name":"Journal of Pediatric Orthopaedics-Part B","volume":" ","pages":"498-506"},"PeriodicalIF":1.0,"publicationDate":"2025-09-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"144112619","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

{"title":"The use of proximal fragment transverse Kirschner wire as a joystick to correct rotational displacement in Gartland type III pediatric supracondylar humerus fractures: a novel technique.","authors":"Mukesh O Phalak, Ajinkya K Chaudhari, Tushar S Chaudhari, Anteshwar Birajdar, Sagar Gurnani","doi":"10.1097/BPB.0000000000001248","DOIUrl":"10.1097/BPB.0000000000001248","url":null,"abstract":"<p><p>Supracondylar humerus fractures comprise of a major part in pediatric trauma cases. They result from a fall on an outstretched hand. The rotational components of Gartland type III fractures if not corrected appropriately can lead to cubitus varus (gun stock deformity). The surgeon's aim while fixing this fracture is to achieve reduction and stable fixation without a residual deformity. The rotational component is difficult to correct owing to factors like severe swelling, obesity, entrapment of soft tissue, and pull of muscles. This study aimed to demonstrate the use of a proximal fragment Kirschner wire as a joystick to correct the rotational displacement in Gartland type III pediatric supracondylar humerus fractures. We proposed a method of using a lateral 3 mm. Kirschner wire as a joystick by inserting 1-1.5 cm proximal to the fracture and correct the rotational malalignment. The children were followed up for 1 year after surgery and evaluated with Flynn criteria. Amongst 18 type III supracondylar fractures, the average flexion was 146.8° in the 24-week follow-up period. The Flynn criteria showed 14 (77.78%) had excellent outcomes, three (16.66%) had good outcomes, and one (5.56%) had fair outcomes. Patients having obesity, severe edema, rotatory displacement, difficult or inadequate reduction by traction, and manipulation alone using a Kirschner wire in the proximal fragment as a joystick to reduce the fracture is a time-saving, cost-effective, simple, and reproducible technique with an excellent cosmetic and functional outcome without significant complications.</p>","PeriodicalId":50092,"journal":{"name":"Journal of Pediatric Orthopaedics-Part B","volume":" ","pages":"430-434"},"PeriodicalIF":1.0,"publicationDate":"2025-09-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"143606934","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

{"title":"Assessing nonunion and morbidity in pediatric clavicula pro humero reconstruction with vascularized fibular grafts.","authors":"Corentin Petitpas, Dominique Barbier, Pierre Journeau","doi":"10.1097/BPB.0000000000001257","DOIUrl":"10.1097/BPB.0000000000001257","url":null,"abstract":"<p><p>The proximal humerus is a common site for pediatric malignant bone tumors, often necessitating complex surgical approaches when the tumor extends into the glenohumeral joint. Limb-salvage techniques like clavicula pro humero (CPH) reconstruction aim to balance limb function with oncological safety. However, nonunion and functional limitations remain significant challenges. This study evaluates whether adding a vascularized fibular graft (VFG) reduces nonunion in CPH reconstructions following proximal humeral tumor resection. A retrospective review of six pediatric patients (mean age 12 years) treated between 2006 and 2021 for malignant bone tumors in the proximal humerus was performed. All underwent CPH reconstruction combined with a VFG. Primary outcomes included nonunion rates, time to bone healing, and complications like infections and fractures. Secondary outcomes assessed morbidity related to fibular graft harvesting, including lower limb alignment and peroneal nerve injury. Of the six patients, four (66%) experienced proximal nonunion, all requiring revision surgery. The average time to proximal union (21 months) was significantly longer than distal union (11.5 months; P  < 0.05). Fibular graft complications included transient common peroneal nerve deficiency in two cases (33%). No infections or local tumor recurrences were observed during follow-up. VFG improves distal junction consolidation, but provides limited benefit for proximal union. This may be influenced by factors such as the length of the harvested clavicle or the vascularization quality of the clavicular graft.</p>","PeriodicalId":50092,"journal":{"name":"Journal of Pediatric Orthopaedics-Part B","volume":" ","pages":"417-422"},"PeriodicalIF":1.0,"publicationDate":"2025-09-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"144038589","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}