{"title":"Aberrant Expressions of EDNRB and EDN3 in a Multifactorial Hirschsprung Disease.","authors":"Gunadi, Khanza Adzkia Vujira, Verrell Christopher Amadeus, Gita Christy Gabriela, Adisrasti Rejeki Amaragati, Esensi Tarian Geometri, Laudria Stella Eryvinka, Kevin Eliezer Ferdinandus, Nabila Ardia Pramono, Andi Dwihantoro","doi":"10.2174/0115733963343518241223193627","DOIUrl":"https://doi.org/10.2174/0115733963343518241223193627","url":null,"abstract":"<p><strong>Background: </strong>Hirschsprung disease (HSCR) is a multifactorial disorder due to the enteric nervous system (ENS) development failure. At least 35 genes have been responsible for HSCR, including EDNRB and EDN3. Here, we aimed to determine the EDRNB and EDN3 expressions effects in HSCR subjects.</p><p><strong>Methods: </strong>Our study analyzed EDNRB and EDN3 expressions in the colon of HSCR subjects and controls by a quantitative PCR. The EDNRB and EDN3 expressions were analyzed by the Livak method (2-ΔΔC T).</p><p><strong>Results: </strong>Twenty-seven HSCR patients and 20 controls were ascertained. EDNRB and EDN3 expressions downregulated was found in ganglionic and aganglionic HSCR than control colons (EDNRB: ΔCT 6.78 ± 1.38 vs. 1.71 ± 2.79; p = 0.0001 (ganglionic); ΔCT 4.41 ± 1.63 vs. 1.71 ± 2.79; p = 0.0005 (aganglionic); and EDN3: ΔCT 7.60 ± 1.93 vs. 1.81 ± 2.89; p = 0.0001 (ganglionic); ΔCT 9.72 ± 4.32 vs. 1.81 ± 2.89; p = 0.0001 (aganglionic)). A significant difference in EDNRB and EDN3 expressions was also noted between the HSCR colon: ganglionic vs. aganglionic segment (p = 0.00002 and 0.017).</p><p><strong>Conclusion: </strong>We report the downregulated EDNRB and EDN3 expressions in HSCR subjects, indicating EDNRB/EDN3 expressions have a significant responsibility in HSCR pathogenesis. Nevertheless, we further clarify the complexity of the development of ENS.</p>","PeriodicalId":11175,"journal":{"name":"Current Pediatric Reviews","volume":" ","pages":""},"PeriodicalIF":1.3,"publicationDate":"2025-01-22","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"143022531","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}
Annabelle Wagner, Yeliz Akarsu, Marc Remke, Dominik Schoendorf, Johannes Huebner, Thomas Lehrnbecher, Markus Hufnagel, Konrad Bochennek, Arne Simon
{"title":"The Outcomes of Pediatric, Adolescent, and Young Adult Oncology Patients With Non-neutropenic Fever: A Scoping Review of the Literature.","authors":"Annabelle Wagner, Yeliz Akarsu, Marc Remke, Dominik Schoendorf, Johannes Huebner, Thomas Lehrnbecher, Markus Hufnagel, Konrad Bochennek, Arne Simon","doi":"10.2174/0115733963322621250113083851","DOIUrl":"https://doi.org/10.2174/0115733963322621250113083851","url":null,"abstract":"<p><strong>Background: </strong>There are established and well-followed guidelines for pediatric oncology patients who have neutropenic fever. However, there are no explicit criteria for this patient group, and over 50% of pediatric oncology patients with fever do not present with neutropenia.</p><p><strong>Objective: </strong>In this scoping review, we have explored the outcomes of non-neutropenic fever in pediatric, adolescent, and young adult patients with cancer-directed treatment. The results of this scoping review should assist in the creation of a guideline for the management of non-neutropenic fever in this group of patients.</p><p><strong>Method: </strong>Multiple electronic databases and reference lists were searched (PubMed, MEDLINE CENTRAL, and Google (first 100 results only)). Included are retrospective and prospective cohort studies on the management and outcome of pediatric oncology patients with non-neutropenic fever that have been published after the year 2000.</p><p><strong>Results: </strong>Seventeen studies with a total of 10.845 fever episodes were included, that address the treatment and outcome of patients with non-neutropenic fever. The rate of bacteremia was 1.6 - 14.4% (mean 5.8%). The mortality rate was low due to non-bacterial causes. Across different studies, proposed risk factors for bacteremia were higher temperature, prolonged fever over 72 hours, ill-appearing patients, chills, hypotension, leukocytosis, infancy, and the presence of a Broivac/ Hickman catheter. Limitations to this study are the risk of bias, and potential incomplete identification of relevant studies pertinent to the research questions asked.</p><p><strong>Conclusion: </strong>Due to significant heterogeneity, the published data so far are not sufficient to propose evidence-based guidelines for pediatric oncology patients with non-neutropenic fever. Prospective, multicenter registries based on uniform definitions are needed. No funding was received for this manuscript.</p>","PeriodicalId":11175,"journal":{"name":"Current Pediatric Reviews","volume":" ","pages":""},"PeriodicalIF":1.3,"publicationDate":"2025-01-17","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"143001880","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}
Domenico Pace, Roberta Pellegrino, Irene Dalpiaz, Marco Renni, Luisa Galli, Elena Chiappini
{"title":"GeneXpert MTB/RIF Ultra in Pediatric Tuberculosis: How Disease Characteristics Modify Test Performances.","authors":"Domenico Pace, Roberta Pellegrino, Irene Dalpiaz, Marco Renni, Luisa Galli, Elena Chiappini","doi":"10.2174/0115733963324694241008081106","DOIUrl":"https://doi.org/10.2174/0115733963324694241008081106","url":null,"abstract":"<p><strong>Introduction: </strong>The diagnosis of pediatric tuberculosis (TB) is challenging, due to the lower sensitivity of microbiological tests, such as culture and microscopy, compared to their performance in adult cases. Guidelines have introduced molecular tests, including GeneXpert MTB/ RIF and GeneXpert MTB/RIF Ultra. These tests use a real-time polymerase chain reaction method and provide information on M. tuberculosis detection and drug-resistance-associated mutations in less than 2 hours. This retrospective single-center study aimed to evaluate the accuracy of GeneXpert and GeneXpert Ultra for the diagnosis of pediatric TB.</p><p><strong>Methods: </strong>This retrospective study was conducted on a total of 95 children diagnosed with probable or confirmed TB disease (74 diagnosed with pulmonary TB, 21 with extrapulmonary TB), who referred to the infectious disease unit at Meyer Children's Hospital in Florence, Italy, and tested with GeneXpert MTB/RIF or GeneXpert Ultra, from 2013 to 2023.</p><p><strong>Results: </strong>GeneXpert and GeneXpert Ultra demonstrated a detection rate of 0.357 (95% CI 0.180 to 0.535) and 0.537 (95% CI 0.417-0.657), respectively. No child was tested with both tests. Patients' characteristics, including age and sex, did not significantly influence the test's performances. Notably, GeneXpert Ultra had a significantly higher detection rate in children with extrapulmonary TB (0.813, 95% CI 0.621 to 1.004) compared to that in children with pulmonary TB (p = 0.020). Gastric aspirate was the most tested specimen. Specimens that did not require invasive procedures for collection (including stool) yielded poor results. GeneXpert and GeneXpert Ultra permitted rapid evaluation of genotypic drug-sensitivity testing (DST), even though limited to rifampicin resistance, making necessary confirmation through phenotypic DST (performed on culture).</p><p><strong>Conclusion: </strong>The introduction of GeneXpert and GeneXpert Ultra improved TB diagnosis in children, by providing microbiological information in a short time, complementing results from culture, which remains the reference test in pediatric TB diagnosis.</p>","PeriodicalId":11175,"journal":{"name":"Current Pediatric Reviews","volume":" ","pages":""},"PeriodicalIF":1.3,"publicationDate":"2025-01-06","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142946206","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":"Primary Renal Neuroblastoma: A Case Report and Review of the Literature.","authors":"Rejin Kebudi, Dilşad Koca, Ülkü Miray Yıldırım","doi":"10.2174/0115733963321945241118113026","DOIUrl":"https://doi.org/10.2174/0115733963321945241118113026","url":null,"abstract":"<p><strong>Introduction: </strong>Neuroblastoma is the most common extracranial solid tumor found in childhood.</p><p><strong>Case representation: </strong>Primary renal neuroblastoma has been reported in the literature as case reports. Almost all cases had a preliminary diagnosis of Wilms tumor and were diagnosed as neuroblastoma after nephrectomy. Renal localized neuroblastoma may not be distinguished radiologically from Wilms tumor.</p><p><strong>Discussion: </strong>We report a case of a 9-month-old infant with primary intrarenal neuroblastoma and provide a literature review. The definitive differential diagnosis of some renal masses is both radiologically and clinically challenging.</p><p><strong>Conclusion: </strong>In such cases, the input of a multidisciplinary team, including the oncologist, surgeon, and radiologist, is invaluable in deciding on a biopsy or nephrectomy.</p>","PeriodicalId":11175,"journal":{"name":"Current Pediatric Reviews","volume":" ","pages":""},"PeriodicalIF":1.3,"publicationDate":"2025-01-02","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142930876","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}
Giuseppe De Bernardo, Carla Ziello, Grazia Parisi, Carolina Vecchione, Valentina Fattorusso, Simona Spadarella, Maurizio Giordano, Giuseppe Buonocore, Serafina Perrone
{"title":"Clinical Picture, Diagnosis, Management of NEC, and Effects of Probiotics on its Prevention: A Narrative Review.","authors":"Giuseppe De Bernardo, Carla Ziello, Grazia Parisi, Carolina Vecchione, Valentina Fattorusso, Simona Spadarella, Maurizio Giordano, Giuseppe Buonocore, Serafina Perrone","doi":"10.2174/0115733963317134240801113609","DOIUrl":"10.2174/0115733963317134240801113609","url":null,"abstract":"<p><p>Preterm newborns represent a population at risk of developing intestinal dysbiosis as well as being predisposed to sepsis and Necrotizing Enterocolitis. Necrotizing Enterocolitis is a condition burdened by many complications and mortality due to an alteration of the intestinal barrier, an immaturity of the immune system, and intestinal dysbiosis. Low gestational age at birth, low birth weight, and early use of antibiotics are other predisposing factors. Instead, breast milk and probiotics are protective factors in providing intestinal homeostasis and microbiome regulation. In this mini-review, we analysed the protective role of probiotics in the onset of Necrotizing Enterocolitis in preterm populations.</p>","PeriodicalId":11175,"journal":{"name":"Current Pediatric Reviews","volume":" ","pages":"104-110"},"PeriodicalIF":1.3,"publicationDate":"2025-01-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"141916355","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}
Giuseppe De Bernardo, Valeria Crisci, Fabio Centanni, Maurizio Giordano, Serafina Perrone, Giuseppe Buonocore, Claudia Mandato
{"title":"Laryngeal Mask for Minimally-invasive Surfactant Administration: A Narrative Review.","authors":"Giuseppe De Bernardo, Valeria Crisci, Fabio Centanni, Maurizio Giordano, Serafina Perrone, Giuseppe Buonocore, Claudia Mandato","doi":"10.2174/0115733963328784240820062714","DOIUrl":"10.2174/0115733963328784240820062714","url":null,"abstract":"<p><p>The cornerstone of treatment for respiratory distress syndrome in preterm infants is surfactant administration, traditionally performed through an invasive procedure involving tracheal intubation and mechanical ventilation. Consequently, there has been a growing interest in exploring less invasive methods of surfactant delivery to mitigate the associated risks. Currently, several techniques are under evaluation, including intratracheal instillation using a thin catheter, aerosolized or nebulized administration, and guided administration by supraglottic airway devices. One such method is surfactant administration through laryngeal or supraglottic airway, which involves placing a laryngeal mask without the need for laryngoscopy and administering surfactant through the device. The simplicity of laryngeal mask insertion could potentially streamline the surfactant delivery process, eliminating the necessity for advanced skills. This narrative review aimed to assess the current evidence in the literature regarding the benefits and risks associated with surfactant administration through a laryngeal supraglottic airway.</p>","PeriodicalId":11175,"journal":{"name":"Current Pediatric Reviews","volume":" ","pages":"111-117"},"PeriodicalIF":1.3,"publicationDate":"2025-01-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142125126","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":"Late Relapse in Neuroblastoma: Case Report and Review of the Literature.","authors":"Rejin Kebudi, Begum Koc, Banu Oflaz Sozmen","doi":"10.2174/0115733963255648231024081333","DOIUrl":"10.2174/0115733963255648231024081333","url":null,"abstract":"<p><strong>Background: </strong>Neuroblastoma is the most com mon extra-cranial solid tu mor in children. The survival rate of relapsed/refractory neuroblastoma is dismal. Late recurrence may occur rarely.</p><p><strong>Case presentation: </strong>We have, herein, presented a case with stage IV neuroblastoma who relapsed after 11 years and had a subsequent relapse after 15 years from the initial diagnosis, and reviewed cases with late relapsed (after >5 years) neuroblastoma in the literature. The case presented with recurrent disease at the T7 vertebra after 11 years from the initial diagnosis. The patient received surgery, che motherapy, MIBG treatment, and antiGD2 combined with che motherapy, and had a further local recurrence in the paravertebral area of the re moved T7 vertebra after three years. The patient was operated, received anti-GD2 combined with che motherapy, and is still alive with no symptoms for 19 months after the last relapse.</p><p><strong>Conclusion: </strong>There is not a well-established treatment regimen for the majority of these patients. MIBG treatment and antiGD2 combined with che motherapy may be promising options for relapsed/ refractory neuroblastoma.</p>","PeriodicalId":11175,"journal":{"name":"Current Pediatric Reviews","volume":" ","pages":"186-191"},"PeriodicalIF":1.3,"publicationDate":"2025-01-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"71479298","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":"Iodine Status in Cyprus and Neighboring Countries: A Review Article.","authors":"Nese Akcan, Ismet Zaimagaoglu","doi":"10.2174/0115733963275007231227051736","DOIUrl":"10.2174/0115733963275007231227051736","url":null,"abstract":"<p><p>Despite the implementation of global iodine supplementation initiatives in the past decade, the problem of iodine deficiency persists as a significant public health concern in numerous countries. Although cretinism is now rare in developed countries, iodine deficiency can still lead to less severe cognitive deficits, which can negatively impact academic achievement, intellectual capacity, and work productivity. There is a scarcity of studies regarding the status of Cyprus, and the global database does not have any information pertaining to the prevalence of iodine deficiency in Cyprus. The geographical setting of the research is of importance as it pertains to the separation of Cyprus into two distinct areas. One region is predominantly inhabited by Greek Cypriots, where the practice of salt iodization is not mandatory. Conversely, the other region is primarily inhabited by Turkish Cypriots, who may potentially experience higher amounts of iodine contact due to their reliance on food imports from Turkey, where salt-iodisation is compulsory. The main objective of this study is to provide an overview of recent research conducted on the prevalence of iodine deficiency in Cyprus and neighboring Mediterranean nations. In this study, we assess the current method and subsequently offer public health recommendations for future research endeavors.</p>","PeriodicalId":11175,"journal":{"name":"Current Pediatric Reviews","volume":" ","pages":"133-141"},"PeriodicalIF":1.3,"publicationDate":"2025-01-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"139650450","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}
Nathalia Kanhouche, Gabriela Godoy Pizzi, Nathalia Araujo Bim, Rafael Celestino de Souza, Ana Flávia Bissoto Calvo, Isabela Floriano, Thais Gimenez, José Carlos Pettorossi Imparato, Tamara Kerber Tedesco
{"title":"Prevalence of Bruxism in Children and Adolescents with Cerebral Palsy: Systematic Review and Meta-analysis.","authors":"Nathalia Kanhouche, Gabriela Godoy Pizzi, Nathalia Araujo Bim, Rafael Celestino de Souza, Ana Flávia Bissoto Calvo, Isabela Floriano, Thais Gimenez, José Carlos Pettorossi Imparato, Tamara Kerber Tedesco","doi":"10.2174/0115733963252499231120092148","DOIUrl":"10.2174/0115733963252499231120092148","url":null,"abstract":"<p><strong>Aims: </strong>To perform a systematic review and meta-analysis compiling data on the prevalence of bruxism in children and adolescents with cerebral palsy.</p><p><strong>Methods and results: </strong>Searches were carried out in PubMed/Medline, Web of Science, and Scopus databases to identify the articles published by February 2023. Two independent reviewers, and in duplicate, employed a two-stage process to select publications. The same two reviewers performed the data extraction. Studies were included when the following eligibility criteria were met: performed in children and/or adolescents with cerebral palsy and reporting bruxism. Potentially eligible studies were read in full and excluded that: not presented numerical data on the prevalence of bruxism; not reported how the bruxism was assessed; not reported data about the cerebral palsy; and not an observational study. The risk assessment of bias was assessed by the Newcastle- Ottawa Scale. After reading the titles and abstracts of the 358 identified articles, eight articles from 1966 to 2020 were included. The main reason for not including the studies was not to report data about bruxism (59.3%), and 44.5% were excluded for not reporting data from patients with cerebral palsy. The studies were carried out in schools, university hospitals, or centers for patients with special needs (Brazil, the United States, and Egypt). The pooled prevalence of bruxism in children and adolescents with cerebral palsy was 46% (95%CI: 0.38-0.55) after removing one study.</p><p><strong>Conclusion: </strong>The pooled prevalence of bruxism in children with cerebral palsy can be considered high since almost half of the studied population is affected by this condition. PROSPERO #CRD42021225781.</p>","PeriodicalId":11175,"journal":{"name":"Current Pediatric Reviews","volume":" ","pages":"166-173"},"PeriodicalIF":1.3,"publicationDate":"2025-01-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"139511948","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}
Alexander K C Leung, Joseph M Lam, Benjamin Barankin, Kin Fon Leong
{"title":"Lichen Striatus: An Updated Review.","authors":"Alexander K C Leung, Joseph M Lam, Benjamin Barankin, Kin Fon Leong","doi":"10.2174/0115733963273945240101042423","DOIUrl":"10.2174/0115733963273945240101042423","url":null,"abstract":"<p><strong>Background: </strong>Lichen striatus is a benign dermatosis that affects mainly children. This condition mimics many other dermatoses.</p><p><strong>Objectives: </strong>The purpose of this article is to familiarize pediatricians with the clinical manifestations of lichen striatus to avoid misdiagnosis, unnecessary investigations, unnecessary referrals, and mismanagement of lichen striatus.</p><p><strong>Methods: </strong>A search was conducted in June 2023 in PubMed Clinical Queries using the key term \"Lichen striatus\". The search strategy included all observational studies, clinical trials, and reviews published within the past ten years. Only papers published in the English literature were included in this review. The information retrieved from the above search was used in the compilation of this article.</p><p><strong>Results: </strong>Lichen striatus is a benign self-limited T-cell mediated dermatosis characterized by a linear inflammatory papular eruption seen primarily in children. The onset is usually sudden with minimal or absent symptomatology. The eruption in typical lichen striatus consists of discrete, skin- colored, pink, erythematous, or violaceous, flat-topped, slightly elevated, smooth or scaly papules that coalesce to form a dull red, potentially scaly, interrupted or continuous band over days to weeks. Although any part of the body may be involved, the extremities are the sites of predilection. Typically, the rash is solitary, unilateral, and follows Blaschko lines. In dark-skinned individuals, the skin lesions may be hypopigmented at onset. Nails may be affected alone or, more commonly, along with the skin lesions of lichen striatus. The differential diagnoses of lichen striatus are many and the salient features of other conditions are highlighted in the text.</p><p><strong>Conclusion: </strong>Lichen striatus is a self-limited condition that often resolves within one year without residual scarring but may have transient post-inflammatory hypopigmentation or hyperpigmentation. As such, treatment may not be necessary. For patients who desire treatment for cosmesis or for the symptomatic treatment of pruritus, a low- to mid-potency topical corticosteroid or a topical immunomodulator can be used. A fading cream can be used for post-inflammatory hyperpigmentation.</p>","PeriodicalId":11175,"journal":{"name":"Current Pediatric Reviews","volume":" ","pages":"233-244"},"PeriodicalIF":1.3,"publicationDate":"2025-01-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"139566670","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}