Orthopedic Research and Reviews最新文献

{"title":"Arthroscopic Minced Cartilage Repair in the Glenohumeral Joint - Short Term Clinical Outcome in a 33-Year-Old Handyman: A Case Report.","authors":"Roman Frederik Karkosch, Tomas Smith, Gunnar Jensen, Lars Rene Tuecking, Hauke Horstmann","doi":"10.2147/ORR.S418032","DOIUrl":"https://doi.org/10.2147/ORR.S418032","url":null,"abstract":"<p><strong>Objective: </strong>Clinical outcome data for the novel minced cartilage procedure are sparse. While good results have been shown for the knee joint, this is the first report in the current literature regarding this increasingly important procedure in the glenohumeral joint.</p><p><strong>Case description: </strong>A 33-year-old handyman with a cartilage defect in the humeral head underwent an all arthroscopic one-stage cartilage repair with the AutoCart^TM procedure (Arthrex GmbH, Munich, Germany). A senior specialist examined the patient before surgery, five-, 12-and 24-weeks post-surgery. Outcome parameters (Constant-Murley Score, UCLA Shoulder Score and ASES Score) and radiographic imaging were recorded.</p><p><strong>Results: </strong>At six months, follow-up the outcome parameter showed excellent results, the joint pain decreased to numeric rating scale (NRS) 0. The postoperative magnetic resonance imaging (MRI) revealed a thin cartilage layer in the treated area with sufficient integration to the surrounding tissue. The cartilage in the former defect zone presented a homogeneous signal, which was comparable to the intact cartilage.</p><p><strong>Conclusion: </strong>This case report underlines the growing interest in single-stage arthroscopic minced cartilage procedures and shows promising results in the glenohumeral joint. Yet, larger investigations with long-term follow-up are necessary to provide reliable clinical data to determine if comparable results can be achieved over time.</p>","PeriodicalId":19608,"journal":{"name":"Orthopedic Research and Reviews","volume":"15 ","pages":"245-251"},"PeriodicalIF":2.0,"publicationDate":"2023-11-23","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC10680470/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"138461373","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":"Outcome of Surgical Management of Dermatofibrosarcoma Protuberance: A Single-Institution Multidisciplinary Approach.","authors":"Abdulrahman Yousef Alhabeeb, Ahmed O Idrees, Thamer S Alhowaish, Moustafa S Alhamadh, Emad Masudi, Abdullah Alanazi, Wazzan Aljuhani","doi":"10.2147/ORR.S437175","DOIUrl":"https://doi.org/10.2147/ORR.S437175","url":null,"abstract":"<p><strong>Introduction: </strong>Dermatofibrosarcoma protuberans (DFSP) is a rare, slow-growing, and locally aggressive soft tissue tumor with a high recurrence rate and metastatic potential, even with the proper treatment.</p><p><strong>Methods: </strong>This was a retrospective (case series) study that took place at King Abdulaziz Medical City, Riyadh, Kingdom of Saudi Arabia, to determine the outcomes of and appropriate margin excision for DFSP. All patients who were diagnosed with DFSP from 2016 to 2021 were included. The following variables were assessed: demographics, tumor characteristics, management options, and most importantly, whether patients were managed with an oncology-oriented approach or a non-oncology-oriented approach.</p><p><strong>Results: </strong>There were a total of seventeen patients with DFSP, four of whom had fibrosarcomatous differentiation (FS-DFSP). The majority (N = 13, 76.5%) of the patients were females. The lower extremities and back were the most common locations for DFSP, accounting for 47.1% and 23.5%, respectively. Only two (11.76%) patients had metastatic disease, one of whom had FS-DFSP. The minimum resection margin was 3 cm, and the maximum was 5 cm. Thirteen (76.47%) patients were managed with an oncology-oriented approach (Group I), 23% of whom had post-excision positive margins. However, all patients who were managed with a non-oncology-oriented approach (Group II) had positive margins post-excision. More than three-quarters (76.9%) of group I underwent wide resection. Split-thickness skin grafting and primary closure were the most commonly used reconstruction methods in groups I and II, respectively. The mean planned margins in groups I and II were 3.9 cm and 1.7 cm, respectively.</p><p><strong>Conclusion: </strong>The findings of this study suggest that a planned wide-margin excision with a minimum safe margin of 3-5 cm should be implemented to reduce the recurrence, metastasis, and need for further surgeries in patients with DFSP.</p>","PeriodicalId":19608,"journal":{"name":"Orthopedic Research and Reviews","volume":"15 ","pages":"237-243"},"PeriodicalIF":2.0,"publicationDate":"2023-11-20","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC10675642/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"138461376","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":"Clinical Effects of the End-Love Technique in the Treatment of Recurrent Lumbar Disc Herniation 1 Year After Surgery.","authors":"Peng Li, Xiang Li, Lin Ma, Hai Yi He","doi":"10.2147/ORR.S433846","DOIUrl":"https://doi.org/10.2147/ORR.S433846","url":null,"abstract":"<p><strong>Background: </strong>The number of patients with lumbar disc herniation in China is increasing year by year. Percutaneous endoscopic lumbar discectomy (PELD) is currently the main surgical method for treating lumbar disc herniation (LDH). However, with the increase in the number of surgical cases, the number of patients with recurrent lumbar disc herniation (RLDH) is also increasing. Currently, the common method in China is lumbar fusion surgery, but this surgery would cause the loss of fusion segment mobility and considerable postoperative complications. In order to solve the problem above the following technique will be studied: the technique of posterior lumbar laminectomy and nucleus pulposus removal under fully visualized spinal endoscopy (ENDO-LOVE) to treat RLDH. Its clinical effects will be observed in this paper, too.</p><p><strong>Methods: </strong>This series includes RLDH patients treated with ENDO-LOVE technology between January 2017 and January 2021. All patients will undergo at least three follow-up visits one year after surgery. The modified MacNab standard, VAS, JOA, and ODI scores will be used to evaluate clinical efficacy, observe for cerebrospinal fluid leak, nerve root injury, and surgical site infection, and evaluate clinical safety.</p><p><strong>Results: </strong>All 29 patients completed the surgery successfully. Three patients had postoperative pain and numbness in the area of nerve root innervation, and all patients had no serious complications. The VAS, JOA scores and ODI indices of back pain and leg pain 1-day, 3-months, and 1-year postoperatively differed statistically significantly from the preoperative scores (<i>p</i> < 0.05). Efficacy evaluated at 1-year postoperatively using the modified MacNab criteria showed an excellent rate of 89.7%.</p><p><strong>Conclusion: </strong>ENDO-LOVE technology has demonstrated good clinical efficacy and safety in the treatment of patients with RLDH. It should be considered for all patients with this condition.</p>","PeriodicalId":19608,"journal":{"name":"Orthopedic Research and Reviews","volume":"15 ","pages":"225-236"},"PeriodicalIF":2.0,"publicationDate":"2023-11-16","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC10659146/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"138461374","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":"Tissue Augmentation Techniques in the Management of Ligamentous Knee Injuries.","authors":"Ashley A Thompson, Ioanna K Bolia, Amir Fathi, Andrew Dobitsch, Christian A Cruz, Rajvarun Grewal, Alexander E Weber, Frank A Petrigliano, George F Hatch Iii","doi":"10.2147/ORR.S385817","DOIUrl":"https://doi.org/10.2147/ORR.S385817","url":null,"abstract":"<p><p>Despite early reports of high failure rates in knee ligament repair techniques resulting in favor of reconstruction, newer advances in surgical technology have shifted the attention back to repair with the addition of various tissue augmentation techniques. Ligament repair preserves proprioceptors in the native ligament and avoids autograft tendon harvest, minimizing the complications associated with donor site ruptures in reconstruction techniques. Tissue augmentation has been successfully used in knee ligamentous and tendon repair procedures, as well as in some upper extremity procedures. This study provides a clinical update on the surgical techniques, biomechanics, and outcomes with the application of various tissue augmentation techniques in the ligaments surrounding the knee joint.</p>","PeriodicalId":19608,"journal":{"name":"Orthopedic Research and Reviews","volume":"15 ","pages":"215-223"},"PeriodicalIF":2.0,"publicationDate":"2023-11-15","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC10657762/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"138461377","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":"Incidence and Distribution of Deep Vein Thrombosis Following Total Hip Arthroplasty Using an Anterolateral Supine Approach.","authors":"Junya Itou, Yutaro Munakata, Yujiro Kuramitsu, Hiromi Madarame, Ken Okazaki","doi":"10.2147/ORR.S430145","DOIUrl":"10.2147/ORR.S430145","url":null,"abstract":"<p><strong>Purpose: </strong>Venous thromboembolism (VTE) is a potential major complication in patients undergoing total hip arthroplasty (THA). However, the incidence of VTE following THA using anterolateral supine approach (ALS) has not been reported. The purpose of this study was to investigate the incidence of perioperative VTE and the distribution and characteristics of deep vein thrombosis (DVT) following ALS THA.</p><p><strong>Patients and methods: </strong>This retrospective single-arm study analyzed the 182 consecutive hips of 164 patients who underwent primary ALS THA. Pharmacological prophylaxis consisted of enoxaparin 20 mg twice daily for approximately 6 days starting 24 h postoperatively until duplex ultrasonography was performed to determine whether postoperative DVT was present. DVT was assessed by whole-leg Doppler ultrasound, and the location and characteristics of any thrombus were recorded. If pulmonary thromboembolism was suspected, contrast-enhanced computed tomography was performed.</p><p><strong>Results: </strong>The overall incidence of VTE was 9.9% for DVT (18/182 hips) and 0.5% for pulmonary thromboembolism (1/182 hips). Most DVTs were in the soleal vein on the affected side and showed isoechoic or hypoechoic echogenicity. All thrombi were non-floating.</p><p><strong>Conclusion: </strong>Following ALS THA with standard pharmacological prophylaxis and an early weight-bearing protocol, the incidence of perioperative DVT was approximately 10%, mostly occurring in the lower leg.</p>","PeriodicalId":19608,"journal":{"name":"Orthopedic Research and Reviews","volume":"15 ","pages":"199-205"},"PeriodicalIF":2.0,"publicationDate":"2023-11-03","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC10629369/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"71522269","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":"Capital Femoral Epiphysis with Acute Unstable Valgus Type Slip Managed with Closed Reduction and Percutaneous Fixation: A Case Report","authors":"Tim Cheok, Matthew Jennings, Morgan Berman, Kanihska Williams, Jaideep Rawat, Bruce Foster","doi":"10.2147/orr.s429844","DOIUrl":"https://doi.org/10.2147/orr.s429844","url":null,"abstract":"","PeriodicalId":19608,"journal":{"name":"Orthopedic Research and Reviews","volume":"60 2","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2023-11-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"135410140","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

{"title":"The Risk of Developing Osteosarcoma After Teriparatide Use: A Systematic Review.","authors":"Ahmed A Abdulelah,&nbsp;Bassem I Haddad,&nbsp;Abdulrahman A Alhajahjeh,&nbsp;Lina M AlQirem,&nbsp;Layla El-Amayreh","doi":"10.2147/ORR.S408718","DOIUrl":"https://doi.org/10.2147/ORR.S408718","url":null,"abstract":"<p><p>Teriparatide is a recombinant human parathyroid hormone analog with anabolic mechanism of action utilized in the treatment of osteoporosis with well-established clinical efficacy. Its use is significantly hindered due to label warnings resulting from pre-clinical rat studies demonstrating an increased risk of osteosarcoma. However, clinical trials and post-marketing surveillance studies did not demonstrate any increased risk of osteosarcoma, even after prolonged periods of surveillance reaching up to 15 years, with most of the identified cases of osteosarcomas being solitary and predominantly attributed to other factors. This systematic review provides a comprehensive overview of the currently available literature and provides the highest level of clinical evidence towards demonstrating the lack of any substantial evidence towards osteosarcoma development in patients utilizing TPTD.</p>","PeriodicalId":19608,"journal":{"name":"Orthopedic Research and Reviews","volume":"15 ","pages":"191-198"},"PeriodicalIF":2.0,"publicationDate":"2023-09-27","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://ftp.ncbi.nlm.nih.gov/pub/pmc/oa_pdf/40/40/orr-15-191.PMC10544053.pdf","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"41125985","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":"Severe Untreated Scoliosis and Early Onset Breast Cancer in a Patient with Neurofibromatosis Associated with a Nonsense Variant of <i>NF1</i> Gene.","authors":"Vivian Reinhold,&nbsp;Antti Saarinen,&nbsp;Eetu Suominen,&nbsp;Stina Syrjänen,&nbsp;Minna Kankuri-Tammilehto","doi":"10.2147/ORR.S415978","DOIUrl":"https://doi.org/10.2147/ORR.S415978","url":null,"abstract":"<p><strong>Background: </strong>Neurofibromatosis 1 (NF1) is a relatively common genetic disorder linked to skeletal abnormalities and elevated risk of cancer. Early onset scoliosis is common in patients with NF1 although severe scoliosis is rare. Scoliosis complicates the normal development and growth and may lead to thoracic insufficiency syndrome. The increased risk for breast cancer in young NF1 female patients has been recently identified.</p><p><strong>Case presentation: </strong>We describe a NF1 patient with dystrophic scoliosis symptoms emerged at childhood. At 37 years of age major scoliosis curve in the thoracolumbar region was 80 degrees. The patient was diagnosed with breast cancer at the age of 37 years, histologically the breast cancer was ductal, hormone receptor positive and Her2-positive.</p><p><strong>Results: </strong>A novel pathogenic variant in <i>NF1</i> p.(Trp2348*) was identified by next-generation sequencing method. The patient did not have pathogenic variants in <i>BRCA</i> genes or in other currently known hereditary breast cancer genes.</p><p><strong>Conclusion: </strong>Here, we describe a novel pathogenic variant in <i>NF1</i> named p.(Trp2348*) which may cause severe dystrophic scoliosis and deteriorate the quality of life and physical function, as well as Her-2 positive breast cancer. Untreated dystrophic scoliosis in patients with NF1 may result in significant spinal deformity and deteriorate the quality of life and physical function. Genetic counseling is recommended in all patients with NF1. Patients need routine follow-up throughout life. Multidisciplinary consulting is warranted in patients with neurofibromatosis 1.</p>","PeriodicalId":19608,"journal":{"name":"Orthopedic Research and Reviews","volume":"15 ","pages":"183-189"},"PeriodicalIF":2.0,"publicationDate":"2023-09-26","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://ftp.ncbi.nlm.nih.gov/pub/pmc/oa_pdf/2d/40/orr-15-183.PMC10543094.pdf","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"41139018","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":"Functional Outcomes of Neglected Elbow Dislocation Treated with Double Approach Surgery.","authors":"Tito Sumarwoto,&nbsp;Seti Aji Hadinoto,&nbsp;Dina Aprilya,&nbsp;Sigit Bayudono,&nbsp;Totok Siswanto","doi":"10.2147/ORR.S419508","DOIUrl":"https://doi.org/10.2147/ORR.S419508","url":null,"abstract":"<p><strong>Background: </strong>Neglected elbow dislocation is common in developing countries. The chronic nature of the disease results in a level of complexity that makes treatments and outcomes contradictory. Several treatment methods have been described for neglected elbow dislocations. The goal of this study was to evaluate the results of neglected elbow dislocations treated using the double approach of reduction and K-wire fixation.</p><p><strong>Methods: </strong>This series included patients with neglected elbow dislocations who were treated with open reduction using double approaches (medial and lateral incisions) between November 2020 and March 2021. Patients were evaluated for a minimum of 6 months to ascertain functional recovery in accordance with the Mayo Elbow Performance Index (MEPI) and Disability of Arm, Shoulder, and Hand (DASH) score.</p><p><strong>Results: </strong>Nine patients with neglected elbow dislocations were included in the study, with an average delay of 3.44 months. Four patients had an excellent MEPI and five had a good score at the final follow-up, with a mean MEPI score of 86.67. The average DASH score was 36 (31-59). Five patients (55.56%) experienced no pain, but four patients (44.44%) had mild pain, with a range of pain points of 30-45. The motion arc improvement was 60°-100°, with a mean of 74.44°. Almost all of the patients (eight patients, 88.89%) had elbow stability, but one patient had ulnar nerve paresthesia postoperatively. Heterotopic ossificans was associated in 1 patient, and triceps lengthening was needed in 1 patient; both came 5 months later.</p><p><strong>Conclusion: </strong>Open reduction surgery with a double approach offers a good chance of a good result with few side effects and should be considered for all patients who have this condition.</p>","PeriodicalId":19608,"journal":{"name":"Orthopedic Research and Reviews","volume":"15 ","pages":"175-181"},"PeriodicalIF":2.0,"publicationDate":"2023-09-21","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://ftp.ncbi.nlm.nih.gov/pub/pmc/oa_pdf/bf/8e/orr-15-175.PMC10519220.pdf","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"41146535","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":"The Outcome of Orthopedics Treatment of Lombok Earthquake Victim 2018: A Cohort of One-Year Follow-Up Study-Lesson Learned After Lombok Earthquake.","authors":"Fahmi Anshori,&nbsp;Achmad Fauzi Kamal,&nbsp;Yogi Prabowo,&nbsp;Aria Kekalih,&nbsp;Rudi Febrianto,&nbsp;Dyah Purnaning,&nbsp;Ismail Hadisoebroto Dilogo","doi":"10.2147/ORR.S387625","DOIUrl":"10.2147/ORR.S387625","url":null,"abstract":"<p><strong>Introduction: </strong>There was a magnitude 7 on the Richter scale earthquake on Lombok Island in 2018, causing more than 500 deaths. In the event of earthquakes, there is often an imbalance between overcrowding in hospitals and inadequate resources. The initial management of earthquake victims with musculoskeletal injuries is controversial, arguing over whether to utilize debridement, external or internal fixation, or conservative or operative treatment in an acute onset disaster situation. This study aims to determine the outcome of initial management after the 2018 Lombok earthquake, between immediate open-reduction and internal fixation (ORIF) and Non-ORIF procedures after one year follow-up.</p><p><strong>Methods: </strong>This is a cohort study to evaluate radiological and clinical outcomes one year after orthopedic treatment in the Lombok earthquake 2018. The subjects were recruited from eight public health center and one hospital in Lombok in September 2019. We evaluate radiological outcomes (non/malunion and union) and clinical outcomes (infection and SF-36 score).</p><p><strong>Results: </strong>Based on 73 subjects, the ORIF group has a higher union rate than the non-ORIF group (31.1% vs. 68.9%; p = 0.021). Incidence of infection only appeared in the ORIF group (23.5%). Clinical outcome as measured by SF36 showed the ORIF group had a lower mean of general health (p = 0.042) and health change (p = 0.039) clinical outcomes than the non-ORIF group.</p><p><strong>Discussion: </strong>The most affected public group is the productive age with significant impact on social-economy. ORIF procedure is a major risk factor of infection in initial treatment after earthquake. Therefore, definitive operation with internal fixation is not recommended in the initial phase of a disaster. Damage Control Orthopedic (DCO) surgery protocol is the treatment of choice in acute disaster setting.</p><p><strong>Conclusion: </strong>The ORIF group had better radiological outcomes than the non-ORIF group. However the ORIF group had higher cases of infection and lower SF-36 than the non-ORIF group. Definitive treatment in acute onset disaster setting should be prevented.</p>","PeriodicalId":19608,"journal":{"name":"Orthopedic Research and Reviews","volume":"15 ","pages":"91-103"},"PeriodicalIF":2.0,"publicationDate":"2023-05-09","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://ftp.ncbi.nlm.nih.gov/pub/pmc/oa_pdf/c4/64/orr-15-91.PMC10182807.pdf","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"9857389","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}