J. Herrera , I. Cirillo , J. Zamorano , C. Tapia , M. Gimbernat , I. Farías
{"title":"[Artículo traducido] Fallo del tratamiento conservador en fracturas facetarias cervicales: el impacto de la ruptura discal en una serie retrospectiva","authors":"J. Herrera , I. Cirillo , J. Zamorano , C. Tapia , M. Gimbernat , I. Farías","doi":"10.1016/j.recot.2026.02.004","DOIUrl":"10.1016/j.recot.2026.02.004","url":null,"abstract":"<div><h3>Introduction</h3><div>Cervical facet injuries pose a complex clinical challenge. Management strategies and prognosis remain under debate in the literature. This study aims to describe a series of cases to identify factors that facilitate decision-making in the management and prognosis of these fractures.</div></div><div><h3>Methods</h3><div>A retrospective study of patients with unilateral cervical facet fractures (F2 or F3, AO Spine classification) was conducted at a single trauma center. The study included 46 males and 4 females aged 21–65 years. All patients underwent initial spine CT scans, radiographs and MRI. Management was based on fracture stability and clinical presentation. Patients were categorized into F2/F3 groups and further subdivided based on initial management: orthopedic, emergency surgery (kyphosis >11°, listhesis >3.5<!--> <!-->mm, or neurological compromise), and planned surgery. Follow-up included imaging studies and specialist consultation. In cases where conservative management failed, surgery was performed.</div></div><div><h3>Results</h3><div>Fifty patients were diagnosed with cervical facet fractures, with the C6–C7 segment being the most commonly affected (53.06%). Nine patients required emergency surgery, all had disc injury, and 7 (77.7%) presented with listhesis >2<!--> <!-->mm. Among patients receiving orthopedic management, 7 (25%) experienced treatment failure, all of whom exhibited disc injury, facet synovitis, and prevertebral edema. The success rate for conservative treatment differed between groups: 84.2% in the F2 group and 55.5% in the F3 group. No patient exhibited persistent neurological deficits at follow-up.</div></div><div><h3>Conclusion</h3><div>The presence of disc lesions and facet synovitis significantly influences treatment outcomes, underlining the need for tailored approaches to optimize patient care.</div></div>","PeriodicalId":39664,"journal":{"name":"Revista Espanola de Cirugia Ortopedica y Traumatologia","volume":"70 3","pages":"Pages T219-T224"},"PeriodicalIF":0.0,"publicationDate":"2026-05-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"147784295","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 role of artificial intelligence in orthopedic surgery: Current applications and future perspectives—A systematic review of the literature","authors":"K. Eskandar","doi":"10.1016/j.recot.2025.09.005","DOIUrl":"10.1016/j.recot.2025.09.005","url":null,"abstract":"<div><h3>Objective</h3><div>This systematic review aimed to evaluate the current applications, clinical outcomes, and limitations of artificial intelligence (AI) in orthopedic surgery across diagnostics, pre-surgical planning, robotic-assisted interventions, and postoperative care.</div></div><div><h3>Methods</h3><div>A comprehensive search across PubMed, Scopus, Web of Science, and Google Scholar (2018–2025) identified 125 studies, of which 47 met inclusion criteria.</div></div><div><h3>Results</h3><div>AI-based imaging tools demonstrated high diagnostic accuracy, with some models achieving sensitivities up to 98.2% and area under the curve (AUC) values exceeding 0.95 in fracture detection and musculoskeletal anomaly identification. In pre-surgical planning, AI-driven 3D modeling improved implant conformity (acetabular cup 90.9% vs. 72.2%; femoral stem 87.3% vs. 66.7%) and enhanced surgical risk prediction (AUC<!--> <!-->><!--> <!-->0.85 for complications). Robotic-assisted surgeries incorporating AI-guided planning improved implant alignment and procedural consistency, although long-term functional outcomes remained inconclusive. In the postoperative setting, 17 of 18 trials using wearable or app-based interventions reported improved functional recovery, patient satisfaction, and adherence.</div></div><div><h3>Conclusion</h3><div>AI is playing an increasingly important role in orthopedic surgery, offering promising improvements in diagnostic accuracy, surgical precision, and rehabilitation support. However, challenges remain regarding external validation, algorithmic bias, and regulatory frameworks.</div></div>","PeriodicalId":39664,"journal":{"name":"Revista Espanola de Cirugia Ortopedica y Traumatologia","volume":"70 3","pages":"Pages 248-257"},"PeriodicalIF":0.0,"publicationDate":"2026-05-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"147784479","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":"Comparación de efectividad entre técnicas de fijación en fracturas de espinas tibiales en población pediátrica. Revisión sistemática","authors":"C. Velandia-Amaya , E. Vergara-Amador","doi":"10.1016/j.recot.2025.08.003","DOIUrl":"10.1016/j.recot.2025.08.003","url":null,"abstract":"<div><div>Tibial spine fractures are uncommon injuries, with a peak incidence between 8 and 14<!--> <!-->years of age. Meyers and McKeever types<!--> <!-->II to<!--> <!-->IV are often managed surgically using a variety of techniques and fixation devices, depending on the fracture characteristics and the surgeon's expertise. The aim of this review is to analyze current evidence regarding functional outcomes across different surgical techniques. A systematic review was conducted using MeSH, Emtree, DeCS, Free Terms, and Boolean Operators across three databases. Data on trauma characteristics, patient demographics, and main outcomes for each fixation device were extracted and subjected to a descriptive analysis. From 88 records, 14 studies were included based on the eligibility criteria. Additionally, 2 studies were manually added from the references of included papers. The rate of arthrofibrosis was 15.9% for open surgery and 21% for arthroscopy-assisted techniques. A total of 6 different fixation methods were identified, with arthrofibrosis, residual laxity, nonunion, and range of motion limitations all reported in less than 10% of cases. Functional outcomes for all fixation methods were rated as good to excellent according to the Lysholm score. The main outcomes across different fixation devices are favorable and do not show significant differences. However, non-absorbable fixation methods were associated with a higher rate of reintervention. Larger, more robust epidemiological studies are needed to definitively recommend one fixation method over another.</div></div>","PeriodicalId":39664,"journal":{"name":"Revista Espanola de Cirugia Ortopedica y Traumatologia","volume":"70 3","pages":"Pages 240-247"},"PeriodicalIF":0.0,"publicationDate":"2026-05-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"147784509","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}
O. Pujol , M. Guzmán , C. Álvaro , J. Leal , J. Minguell , N. Joshi
{"title":"[Translated article] ChatGPT in a theoretical examination of Orthopaedic Surgery and Traumatology: Clinical and educational value","authors":"O. Pujol , M. Guzmán , C. Álvaro , J. Leal , J. Minguell , N. Joshi","doi":"10.1016/j.recot.2026.02.013","DOIUrl":"10.1016/j.recot.2026.02.013","url":null,"abstract":"<div><h3>Introduction</h3><div>ChatGPT, a generative artificial intelligence (AI) chatbot, represents a potential tool to support diagnosis, decision-making, and education in orthopaedic surgery and traumatology (OST). The primary aim of this study was to evaluate the ability of ChatGPT-4o to answer questions from a theoretical exam designed for OST residents. The secondary aim was to compare the chatbot's score and response patterns with those of residents, stratified by years of training.</div></div><div><h3>Methods</h3><div>This was a retrospective observational study. A theoretical OST exam administered in 2024 to residents at a Spanish tertiary hospital was analyzed. The exam comprised 48 multiple-choice questions (10 including images) across different subspecialties. The responses of ChatGPT-4o and the residents were recorded to compare accuracy rates. In addition, the ability to correctly answer questions was analyzed according to topic and association with images.</div></div><div><h3>Results</h3><div>ChatGPT-4o correctly answered 34 out of 48 questions (71%). Its accuracy rate was higher than the average of OST residents (67%), achieving a score comparable to fifth-year residents (70%). However, its performance was notably lower in image-based clinical or radiological questions (30% accuracy).</div></div><div><h3>Conclusion</h3><div>ChatGPT-4o is capable of answering questions from a theoretical OST examination, achieving a score higher than the average of OST residents and comparable to that of the most experienced residents (fifth-year). However, the error rate was 29.2%, with a notably lower accuracy in questions involving images and those requiring complex clinical reasoning. The use of this AI model cannot replace the expertise and reasoning of medical professionals.</div></div>","PeriodicalId":39664,"journal":{"name":"Revista Espanola de Cirugia Ortopedica y Traumatologia","volume":"70 3","pages":"Pages T214-T218"},"PeriodicalIF":0.0,"publicationDate":"2026-05-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"147784458","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}
C. Alvarado , C. Lumbreras , S. Arriaza , M.T. Salgado , A. Gamboa , F. Muñoz , A. Tarrida , E. Duaso
{"title":"La importancia de las fracturas de ramas pélvicas: Un enfoque integral a través del Fracture Liaison Service (FLS)","authors":"C. Alvarado , C. Lumbreras , S. Arriaza , M.T. Salgado , A. Gamboa , F. Muñoz , A. Tarrida , E. Duaso","doi":"10.1016/j.recot.2025.08.007","DOIUrl":"10.1016/j.recot.2025.08.007","url":null,"abstract":"<div><h3>Background and objective</h3><div>Hip fractures and pubic rami fractures are common in older adults and are generally caused by low-energy trauma. While hip fractures require hospital admission, pubic rami fractures are often managed on an outpatient basis and receive less clinical and scientific attention. The aim of this study was to compare functionality, in-hospital complications, and two-year mortality between both fracture types.</div></div><div><h3>Materials and methods</h3><div>A prospective descriptive study was conducted in the Orthogeriatric Unit of the Fracture Liaison Service (FLS), including patients over 69 years of age with fragility fractures. Clinical and functional variables at admission and discharge, in-hospital complications, and mortality at 3, 6, 12, and 24 months were analyzed.</div></div><div><h3>Results</h3><div>A total of 285 patients were included, 80.35% of whom were women; 83.86% had hip fractures and 16.14% had pubic rami fractures. Length of hospital stay was longer in hip fractures (8.26 vs. 5.47 days; p<<!--> <!-->0.01), as was the proportion of patients with two or more complications (59.80% vs. 13%; p<<!--> <!-->0.01). No significant differences were found in baseline or discharge functionality: FIM (hip: 105.5; rami: 104.2; p<!--> <!-->=<!--> <!-->0.79), BI (hip: 74.6; rami: 78.5; p<!--> <!-->=<!--> <!-->0.36), CAS (hip: 2.47; rami: 2.78; p<!--> <!-->=<!--> <!-->0.21), FAC (hip: 1.85; rami: 2.18; p<!--> <!-->=<!--> <!-->0.06). Mortality was similar at all follow-up points (p<!--> <!-->=<!--> <!-->0.90).</div></div><div><h3>Conclusions</h3><div>When managed in a specialized orthogeriatric setting, pubic rami fractures show comparable outcomes to hip fractures in terms of mortality, functionality, and discharge destination. These findings support the need for rigorous clinical management of this type of fracture as well.</div></div>","PeriodicalId":39664,"journal":{"name":"Revista Espanola de Cirugia Ortopedica y Traumatologia","volume":"70 3","pages":"Pages 175-182"},"PeriodicalIF":0.0,"publicationDate":"2026-05-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"147784469","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}
Héctor Hormigó, Marcos Barengo, Christian Alvarado
{"title":"Diagnostic and Therapeutic Optimization in Pubic Ramus Fractures: Is Plain Radiography Sufficient?","authors":"Héctor Hormigó, Marcos Barengo, Christian Alvarado","doi":"10.1016/j.recot.2026.04.004","DOIUrl":"https://doi.org/10.1016/j.recot.2026.04.004","url":null,"abstract":"","PeriodicalId":39664,"journal":{"name":"Revista Espanola de Cirugia Ortopedica y Traumatologia","volume":" ","pages":""},"PeriodicalIF":0.0,"publicationDate":"2026-04-25","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"147784194","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}
G A Tafoya-Arreguin, R D Esqueda-Godoy, S Magallon-Jaimes, J J Martinez-Ruiz, C O Sepulveda-Cadena
{"title":"Comparative analysis between intramedullary screw fixation and plate osteosynthesis in midshaft clavicle fractures: Surgical efficiency and functional outcomes in contact athletes.","authors":"G A Tafoya-Arreguin, R D Esqueda-Godoy, S Magallon-Jaimes, J J Martinez-Ruiz, C O Sepulveda-Cadena","doi":"10.1016/j.recot.2026.04.005","DOIUrl":"https://doi.org/10.1016/j.recot.2026.04.005","url":null,"abstract":"<p><strong>Background: </strong> Plate fixation is the current gold standard for displaced midshaft clavicle fractures, despite concerns regarding surgical morbidity and implant prominence. The purpose of this study was to compare the clinical, radiographic, and surgical outcomes of an intramedullary screw system versus conventional plate fixation.</p><p><strong>Methods: </strong> A comparative cohort study was performed on 72 patients (36 treated with the Screw system and 36 with plate fixation). Surgical variables (time and blood loss), radiographic consolidation (at 4, 8, and 12 weeks), and functional outcomes (DASH and Constant-Murley scores) were analyzed. Statistical significance was set at p < .05.</p><p><strong>Results: </strong> The Screw group demonstrated a significantly shorter operative time (27.69+/- 9.39 vs. 105.47 +/- 55.18 minutes; p<.001) and minimal blood loss (10 vs. 228.33 ml; p<.001). Functional recovery was significantly faster in the DualTrack group, with an earlier return to physical activity (6.64 vs. 21.69 weeks; p<.001) and superior Constant scores (98.64 vs. 94.81; p = .0006). Radiographically, the screw group showed significantly lower fracture line visibility at 8 and 12 weeks compared to the plate group (p<.05). Complication rates were lower for the screw group (8.3%) than for the plate group (25.0%), although this did not reach statistical significance (p=.11).</p><p><strong>Conclusion: </strong> The intramedullary system is a highly effective alternative for clavicle fractures, providing superior surgical efficiency, faster functional recovery, and improved biological healing compared to conventional plate fixation. It should be considered a primary treatment option, particularly for patients seeking a rapid return to activity and minimally invasive surgery.</p>","PeriodicalId":39664,"journal":{"name":"Revista Espanola de Cirugia Ortopedica y Traumatologia","volume":" ","pages":""},"PeriodicalIF":0.0,"publicationDate":"2026-04-25","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"147784631","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}
Gabriel Andrés Narváez Rodríguez, Andrea Juliana Hernández Caicedo, Juan Fernando Chaustre Flórez, Camilo Soto-Montoya, Andrea Franco-Betancur, Luis Carlos Gómez Mier
{"title":"Outcomes of Metastasectomy in Patients with Solitary Bone Metastases: Experience from a Cancer Center in Bogotá, Colombia.","authors":"Gabriel Andrés Narváez Rodríguez, Andrea Juliana Hernández Caicedo, Juan Fernando Chaustre Flórez, Camilo Soto-Montoya, Andrea Franco-Betancur, Luis Carlos Gómez Mier","doi":"10.1016/j.recot.2026.04.003","DOIUrl":"https://doi.org/10.1016/j.recot.2026.04.003","url":null,"abstract":"<p><strong>Introduction: </strong>Solitary bone metastases represent a major clinical challenge. Surgical metastasectomy remains a valid option in selected patients. This study evaluated the oncologic and functional outcomes following metastasectomy in a cancer referral center in Bogotá, Colombia.</p><p><strong>Methods: </strong>A retrospective observational study including patients with solitary bone metastases who underwent metastasectomy between January 2004 and March 2024. Demographic, clinical, and surgical data were collected. Postoperative functionality was assessed using the MSTS score. Local recurrence, disease progression, and survival were analyzed with a minimum follow-up of 12 months. Kaplan-Meier and log-rank tests were used when appropriate.</p><p><strong>Results: </strong>Thirty patients (73.3% female) were included, with a mean age of 60.4 ± 10.9 years. The most common primary tumors were renal (26.7%) and breast (16.7%). The predominant surgical technique was endoprosthetic reconstruction (50%). Postoperative complications occurred in 40% (12/30), mainly infections (41%). Among 13 patients with recorded functionality, the moderate MSTS category was most common (53.8%), with no significant associations found with the evaluated clinical or surgical variables (all p > 0.05). During follow-up, 19 patients (63%) developed metastatic progression, 2 (6.7%) developed local recurrence, and 11 (36.6%) remained progression-free. The overall survival rate at 12 months was 65%, with a median follow-up of 12 months (IQR: 12-36).</p><p><strong>Conclusion: </strong>Metastasectomy in patients with solitary bone metastases appears to be a feasible and safe approach, associated with favorable functional outcomes and low rates of local recurrence in this cohort. Its role should be considered within a multidisciplinary context in carefully selected patients.</p>","PeriodicalId":39664,"journal":{"name":"Revista Espanola de Cirugia Ortopedica y Traumatologia","volume":" ","pages":""},"PeriodicalIF":0.0,"publicationDate":"2026-04-25","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"147784604","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}
Cristóbal Suárez Rueda, María Herrera Abián, Ana González Jiménez, Irene Portellano Pascual, José Luis Sopesén Veramendi
{"title":"UN PIE EN EL MITO, EL OTRO EN LA CIENCIA: CREENCIAS Y REALIDADES SOBRE EL IMPACTO DEL CLIMA EN LA CIRUGÍA DEL PIE Y TOBILLO.","authors":"Cristóbal Suárez Rueda, María Herrera Abián, Ana González Jiménez, Irene Portellano Pascual, José Luis Sopesén Veramendi","doi":"10.1016/j.recot.2026.04.001","DOIUrl":"https://doi.org/10.1016/j.recot.2026.04.001","url":null,"abstract":"","PeriodicalId":39664,"journal":{"name":"Revista Espanola de Cirugia Ortopedica y Traumatologia","volume":" ","pages":""},"PeriodicalIF":0.0,"publicationDate":"2026-04-17","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"147784646","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}
Maria Garralda Del Villar, Alba Edo Olucha, Leyre Muñoa Oteiza, Daniel Sánchez Guardamino Sáenz, Serafín García Mata, Julio Duart Clemente
{"title":"Epidemiological trends in pediatric knee arthroscopy: a single-centre study in Spain (1998-2023).","authors":"Maria Garralda Del Villar, Alba Edo Olucha, Leyre Muñoa Oteiza, Daniel Sánchez Guardamino Sáenz, Serafín García Mata, Julio Duart Clemente","doi":"10.1016/j.recot.2026.04.002","DOIUrl":"https://doi.org/10.1016/j.recot.2026.04.002","url":null,"abstract":"<p><strong>Background and objective: </strong>Knee arthroscopy has become an essential diagnostic and therapeutic tool in children and adolescents. However, data on temporal trends, indications, and surgical techniques in Spain remain limited. This study aimed to analyse the epidemiological and surgical evolution of knee arthroscopy in patients under 18 years of age between 1998 and 2023.</p><p><strong>Patients and methods: </strong>This single-centre retrospective observational study including 416 patients under 18 years who underwent knee arthroscopy. Demographic, diagnostic, and surgical variables were collected. Descriptive statistics, the Kruskal-Wallis test, the Cochran-Armitage trend test, and Spearman's correlation were used for analysis.</p><p><strong>Results: </strong>The median age was 14 years, with a predominance of females (59%). The most frequent indications were meniscal tears (33%), anterior cruciate ligament (ACL) injury (22%), and osteochondral lesions (14%). Diagnostic arthroscopy (38%) and meniscectomy (27%) were the most common procedures, both showing a progressive decline since 2015, whereas meniscal repair and surgery for patellofemoral instability showed a slight increase. A sustained rise in arthroscopies was observed among adolescents over 11 years of age, with a gradual equalisation between sexes in recent years.</p><p><strong>Conclusion: </strong>Paediatric knee arthroscopy has progressively increased over the last two decades, with meniscal, ACL, and osteochondral lesions being the most frequent indications. A trend towards meniscal preservation and reconstructive procedures is also evident, reflecting evolving clinical practice and patterns of sports participation.</p>","PeriodicalId":39664,"journal":{"name":"Revista Espanola de Cirugia Ortopedica y Traumatologia","volume":" ","pages":""},"PeriodicalIF":0.0,"publicationDate":"2026-04-17","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"147784310","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}