Journal of the Indian Society of Pedodontics and Preventive Dentistry最新文献

{"title":"Prevalence of gingival recession and associated etiological factors among the school children.","authors":"Sonia Sudeepthi Seemakurthy,&nbsp;Sailavanya Nuvvula,&nbsp;Sreekanth Kumar Mallineni,&nbsp;Sivakumar Nuvvula","doi":"10.4103/jisppd.jisppd_176_21","DOIUrl":"https://doi.org/10.4103/jisppd.jisppd_176_21","url":null,"abstract":"<p><strong>Objective: </strong>The objective of this study is to assess the prevalence of gingival recession (GR) and associated etiological factors among school children.</p><p><strong>Methodology: </strong>The study sample consisted of 2095 children from the Nellore region divided into three groups of age ranges from primary dentition (<7 years), mixed dentition (7-12 years), and permanent dentition (>12 years) respectively, attending the department of pediatric and preventive dentistry and the school dental health programs organized by the department. The clinical examination involved measuring GR using William's periodontal probe and evaluating associated etiological factors. Data were statistically analyzed using the Chi-square test.</p><p><strong>Results: </strong>The GR among the study population was 7.9% (n = 165). Among them, males were 46% and females were 54% (P > 0.05). The GR was more in children in the 7-12 years age group (75%), followed by <7 years (21%) and >12 years (4%) age groups. The associated factors include malocclusion (69%), deleterious habits (5%), and anomalies (26%). Anomalies showed an association with GR (P < 0.05) compared to malocclusion and deleteriousness habits (P > 0.05).</p><p><strong>Conclusion: </strong>The prevalence of GR is 7.9%, and GR is more prevalent in males and the 7-12 years age group. GR is associated with transient malocclusion, deleterious habits, and anomalies.</p>","PeriodicalId":35797,"journal":{"name":"Journal of the Indian Society of Pedodontics and Preventive Dentistry","volume":" ","pages":"311-316"},"PeriodicalIF":0.0,"publicationDate":"2022-07-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"40341196","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":"Modifications of behavior management strategies pre- and post-covid-19 scenario: A survey among pediatric dentists.","authors":"Mili Meghpara,&nbsp;Nikhil Marwah,&nbsp;Yashi Sharma,&nbsp;Archana Paliwal,&nbsp;Shubham Godhani","doi":"10.4103/jisppd.jisppd_213_22","DOIUrl":"https://doi.org/10.4103/jisppd.jisppd_213_22","url":null,"abstract":"<p><strong>Background: </strong>COVID-19 presented a unique scenario among children, specifically all over the world. The children had decrease outdoors activities and learning times, increased use of electronic gadgets and changes in sleep patterns. These altered behavior patterns of children directly influenced their behavior in the dental operatory. This coupled with the stringent protocols of COVID-19, made the behavior management of children a tedious task. However, as they say that necessity is the mother of all inventions, the pediatric dentist took this time to evaluate newer methods of behavior management and modified old strategies with newer modifications.</p><p><strong>Aim: </strong>The main aim of this study was to observe the modifications in behavior management strategies among pediatric dentists in the post-COVID-19 era while managing the child in dental operatory.</p><p><strong>Materials and methods: </strong>Four hundred pediatric dentists were mailed a questionnaire consisting of 24 open and closed-ended questions consisting of personal data, professional information, and questions regarding various behavior management techniques used by them in pre- and post-COVID-19 era. Data obtained were subjected to statistical analysis using SPSS version 26.0, IBM, and a comparison of frequencies of categories of variables with groups was made using Chi-Square test and McNemar test.</p><p><strong>Results: </strong>The results showed that there were statistically highly significant changes in behavior management strategies pre- and post-COVID-19 scenario with P < 0.01.</p><p><strong>Conclusion: </strong>Conventional techniques like Tell-Show-Do were popular in both pre- and post-COVID-19 times with minor modifications in approach, but conscious sedation and distraction techniques were evaluated to have gained more popularity in the post-COVID-19 times along with exploration of new novel techniques.</p>","PeriodicalId":35797,"journal":{"name":"Journal of the Indian Society of Pedodontics and Preventive Dentistry","volume":" ","pages":"260-264"},"PeriodicalIF":0.0,"publicationDate":"2022-07-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"40341344","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":"Short- and long-term dental arch spatial changes following premature loss of primary molars: A systematic review.","authors":"Janvi Manish Gandhi,&nbsp;Deepa Gurunathan","doi":"10.4103/jisppd.jisppd_230_22","DOIUrl":"https://doi.org/10.4103/jisppd.jisppd_230_22","url":null,"abstract":"<p><strong>Aim: </strong>The aim of this study was to evaluate the dental arch spatial changes in maxillary and mandibular arches after premature loss of primary molars.</p><p><strong>Introduction: </strong>Primary teeth must be maintained during the change from primary to mixed and then permanent dentition, to preserve and maintain the dental arch. When this normal process is disturbed, usually due to severe decay requiring extraction before normal exfoliation, it can result in migration of adjacent teeth toward the missing space resulting in decreased arch length and malocclusion in the permanent dentition.</p><p><strong>Materials and methods: </strong>A comprehensive search was conducted using electronic databases such as PubMed Central, Cochrane Database of Systematic Reviews, Google Scholar, LILACS, and ScienceDirect. The title and abstract were screened to find relevant articles, which were then reviewed in full to see if they were worthy of inclusion. All longitudinal and observational studies that looked at space changes after the loss of primary first or second molars were included. Quality assessment of the studies was done based on the Newcastle-Ottawa scale as all the included studies were non-randomized studies.</p><p><strong>Results: </strong>Four thousand five hundred and seventy-eight articles were identified by screening electronic database and assessed for eligibility, 12 full-text articles were assessed, and 4 full-text articles were excluded as they did not match the inclusion criteria. Thus, eight articles were included in this systematic review. Short term and long term space changes and loss of maxillary and mandibular molars were studied individually. In the short term changes, the distal migration of the primary cuspid towards the missing space within 1 month was attributable to early space changes after premature loss of the mandibular first molar, and the greatest space loss was recorded in the first 3 months after premature loss. After the premature loss of the maxillary first molar, immediate space loss of 1mm was documented due to distal migration of the primary canine. Studies found that space loss was caused by the distal migration of primary canines in the case of mandibular primary first molar loss, and that space loss was larger in the mandibular arch after premature loss of second primary molars.</p><p><strong>Conclusion: </strong>The greatest repercussions occurred during the first 3 months after the deciduous molars were extracted, and a space maintainer was recommended in the majority of cases, mainly when there is premature loss of mandibular second primary molar as it leads to mesial displacement of the first permanent molar.</p>","PeriodicalId":35797,"journal":{"name":"Journal of the Indian Society of Pedodontics and Preventive Dentistry","volume":" ","pages":"239-245"},"PeriodicalIF":0.0,"publicationDate":"2022-07-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"40341789","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":"Get your habits right!","authors":"Sharath Asokan","doi":"10.4103/jisppd.jisppd_393_22","DOIUrl":"https://doi.org/10.4103/jisppd.jisppd_393_22","url":null,"abstract":"","PeriodicalId":35797,"journal":{"name":"Journal of the Indian Society of Pedodontics and Preventive Dentistry","volume":" ","pages":"217-218"},"PeriodicalIF":0.0,"publicationDate":"2022-07-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"40341340","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":"Effectiveness of self-designed dental storybook as behavior modification technique in 5 - 7 year-old children: A randomized controlled study.","authors":"Anshula Deshpande,&nbsp;Aishwarya Jain,&nbsp;Yash Shah,&nbsp;Vidhi Jaiswal,&nbsp;Medha Wadhwa","doi":"10.4103/jisppd.jisppd_237_22","DOIUrl":"https://doi.org/10.4103/jisppd.jisppd_237_22","url":null,"abstract":"<p><strong>Background: </strong>Dental anxiety is one of the key factors that prevent children from obtaining dental treatment and raises anxiety levels in children. The first dental visit is usually fearful for the child and contributes to managing the child patient in a dental operatory. A pediatric dentist's role is to perform effective treatment using various nonpharmacological behavior management techniques.</p><p><strong>Aims: </strong>The aim of the study was to evaluate and compare the effect of self-designed dental storybook on behavior and pulse rate before and after dental procedures in 57-year-old children.</p><p><strong>Settings and design: </strong>The study was a prospective, randomized, controlled trial.</p><p><strong>Materials and methods: </strong>The study was conducted on 380 aged 57 years. Children were randomly allocated into two groups, namely, Group A - Behavior modification using a self-designed dental storybook and Group B - Behavior modification without storybook. Research was carried out in two dental visits (screening, examination, and preventive and restorative treatment) wherein, before and after intervention, pulse rate, Facial Image Scale (FIS), and Venham Scale (VS) were recorded. Descriptive statistical analyses followed by the paired t-test and Wilcoxon signed-rank test were applied and tabulated using the SPSS software version 23.0.</p><p><strong>Results: </strong>There was a significant difference observed in the interventional group as compared to the control group for pulse rate, FIS, and VS.</p><p><strong>Conclusion: </strong>Self-designed dental storybook as an adjuvant was found to be promising behavior modification technique for 57-year-old children.</p>","PeriodicalId":35797,"journal":{"name":"Journal of the Indian Society of Pedodontics and Preventive Dentistry","volume":" ","pages":"253-259"},"PeriodicalIF":0.0,"publicationDate":"2022-07-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"40341794","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":"Evaluation and comparison of silorane resin composite to glass ionomer in occluso-proximal restorations of primary molars: A randomized controlled trial.","authors":"Viral P Maru,&nbsp;Purva Kulkarni,&nbsp;Rewant Chauhan,&nbsp;Salil S Bapat","doi":"10.4103/jisppd.jisppd_377_22","DOIUrl":"https://doi.org/10.4103/jisppd.jisppd_377_22","url":null,"abstract":"<p><strong>Objective: </strong>In general, proximal restorations of primary molars fracture, so it is vital to study the new materials that could solve this problem. Hence, the present trial assessed the success of occluso-proximal atraumatic restorative treatment (ART) restorations using silorane and glass ionomer cement (GIC) in carious primary molars for a period of 2 years.</p><p><strong>Materials and methods: </strong>One hundred and ninety-two children between the age group of 4 and 9 years were randomly allocated to GIC or silorane. In the clinical set up, they were treated by a pediatric dentist, and their restorations were evaluated at 3, 6, 12, 18, and 24 months. The primary outcome was the survival of restoration, which was analyzed using the Kaplan-Meier and superior Cox regression models. As a sensitivity analysis, intention-to-treat (ITT) was executed. Sex, age, molar, jaw, cavity volume, and caries incidence were the independent variables.</p><p><strong>Results: </strong>The restoration survival after 24 months for GIC and silorane was 82.75% and 88.88%, respectively, whereas ITT analysis showed a success of 84.37% and 89.58% for GIC and silorane, respectively.</p><p><strong>Conclusion: </strong>With regard to longevity, there was no statistically significant difference between silorane and GIC in primary molar occlusoproximal ART restorations.</p>","PeriodicalId":35797,"journal":{"name":"Journal of the Indian Society of Pedodontics and Preventive Dentistry","volume":" ","pages":"281-287"},"PeriodicalIF":0.0,"publicationDate":"2022-07-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"40341793","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":"Comparative assessment of the efficacy of low concentration bleaching agents using quantitative light induced fluorescence in removing stains: An <i>In vitro</i> study.","authors":"Aiswarya Balakrishnan,&nbsp;Nandlal Bhojraj,&nbsp;Raghavendra Shanbhog,&nbsp;K P Ashwini","doi":"10.4103/jisppd.jisppd_303_22","DOIUrl":"https://doi.org/10.4103/jisppd.jisppd_303_22","url":null,"abstract":"<p><strong>Background: </strong>Tooth discoloration has become a common esthetic problem in recent years. Removal of stains by bleaching is well-documented. Low concentration home bleaching products are available in market in different forms and concentrations.</p><p><strong>Aim: </strong>The aim of this study is to evaluate and compare the efficacy of low concentration commercially available home bleaching products (whitening strip, gel, and mouthwash) in removing stains and whitening the tooth using clinical and digital methods.</p><p><strong>Materials and methods: </strong>Sixty permanent enamel samples mounted in an acrylic block were artificially stained and randomly divided into four groups. Negative control, 15 % Carbamide peroxide gel group, 2% Hydrogen 16 peroxide mouthwash group and 6% Hydrogen peroxide strip group respectively. The samples were bleached with respective agents according to the manufacturer's instructions. The efficacy on 7^th and 14^th day was evaluated clinically (SGU change), photographically (ΔE), and using quantitative light-induced fluorescence (ΔF). The data were analyzed using paired t-test and analysis of variance.</p><p><strong>Results: </strong>Postbleaching, 6% hydrogen peroxide strips and 15% carbamide peroxide gel showed maximum improvement (ΔΔF - 15.73 and 11.89, ΔE - 19.8 and 18.9, respectively) when compared to 2% hydrogen peroxide mouthwash and negative control group (ΔΔF - 9.68 and 6.59, ΔE - 15.04 and 9.44, respectively). The difference was statistically significant (P = 0.001).</p><p><strong>Conclusion: </strong>6% hydrogen peroxide strips and 15% carbamide peroxide gel showed maximum improvement in stain removal and tooth whitening however, the strips showed better efficacy than the gel. Strips have the added advantage of lesser contact period, less salivary dilution, and no gingival contact. Therefore, strips can be a better alternative for gels and mouthwashes.</p>","PeriodicalId":35797,"journal":{"name":"Journal of the Indian Society of Pedodontics and Preventive Dentistry","volume":" ","pages":"338-346"},"PeriodicalIF":0.0,"publicationDate":"2022-07-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"40341194","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":"Nanosilver fluoride as a caries arresting agent in children: A systematic review and meta- analysis.","authors":"Shikha Choubey,&nbsp;Amol Patil,&nbsp;Abhinav L Talekar,&nbsp;Dheeraj Kalra","doi":"10.4103/jisppd.jisppd_224_22","DOIUrl":"https://doi.org/10.4103/jisppd.jisppd_224_22","url":null,"abstract":"<p><strong>Background: </strong>Dental caries is one of the most common concerns in oral health of children. Arresting these lesions is a treatment which is gaining momentum as against conventional restorative approaches.</p><p><strong>Aim: </strong>The aim is to evaluate the efficacy of nanosilver fluoride (NSF) as a caries arresting agent in primary teeth or first permanent molars in children.</p><p><strong>Design: </strong>The protocol for the systematic review has been registered with PROSPERO database (CRD42020162386). Several databases, such as PubMed®/MEDLINE, Web of Science™, Scopus®, Google Scholar, LILACS, Cochrane Library, ProQuest, and BBO, were searched for randomized controlled trials (RCTs) which evaluated the arrestment of caries, in primary teeth and first permanent molars in children, with a minimum follow-up of 6 months. The Risk of Bias tool by Cochrane reviews system software, Revman 5.4.1, was used for quality assessment of the included RCTs. The quality evaluation was done using the GRADE approach. Heterogeneity was assessed using Cochrane's Q and I² statistics.</p><p><strong>Results: </strong>Five studies were included for qualitative and quantitative analysis. The Risk Ratio for NSF versus active control group was assessed to be 1.09 (0.93-1.28) with 95% Confidence Interval and for placebo control was 0.49 (0.35-0.67).</p><p><strong>Conclusion: </strong>NSF shows promise as a caries arrestment agent when applied in primary teeth.</p><p><strong>Prospero registration: </strong>This review was registered with the PROSPERO database (CRD42020162386).</p>","PeriodicalId":35797,"journal":{"name":"Journal of the Indian Society of Pedodontics and Preventive Dentistry","volume":" ","pages":"230-238"},"PeriodicalIF":0.0,"publicationDate":"2022-07-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"40341790","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":"Comparative evaluation of intracanal cryotherapy and curcumin as a final irrigant in reducing post endodontic pain in primary teeth.","authors":"Nimisha Kumari,&nbsp;Harsimran Kaur,&nbsp;Rishika Choudhary,&nbsp;Ramakrishna Yeluri","doi":"10.4103/jisppd.jisppd_216_22","DOIUrl":"https://doi.org/10.4103/jisppd.jisppd_216_22","url":null,"abstract":"<p><strong>Aim: </strong>The aim of this study was to evaluate the intracanal effectiveness of cryotherapy, curcumin irrigant, and normal saline as a final irrigant in reducing postendodontic pain in primary teeth.</p><p><strong>Materials and methods: </strong>A total of 120 teeth between the ages of 4 and 7 years requiring pulpectomy in primary teeth were included in the study. The teeth were randomly assigned to one of the three treatment groups: intracanal cryotherapy using 2.5°C cold saline, curcumin irrigant, or normal saline. Following completion of chemomechanical preparation, final irrigation with 2.5°C cold saline, curcumin irrigant, and normal saline solution at room temperature were employed in the groups. Participants were asked to rate the severity of their postoperative pain on the Visual Analog Scale before, immediate postoperative after wearing of local anesthetic effect, and 24 h after the procedure. The results were analyzed statistically.</p><p><strong>Results: </strong>The differences in reduction of postendodontic pain between the three irrigating regimens were statistically not significant. Cryotherapy utilizing 2.5°C cold saline or curcumin irrigant can be used instead of normal saline as a final irrigant in pulpectomy of primary teeth.</p><p><strong>Conclusions: </strong>Cryotherapy can be a straightforward, cost-effective, and nontoxic treatment option for the management of postendodontic pain. Curcumin irrigant with its anti-inflammatory properties is also a better alternative as a final irrigant for reducing postoperative pain in primary teeth.</p>","PeriodicalId":35797,"journal":{"name":"Journal of the Indian Society of Pedodontics and Preventive Dentistry","volume":" ","pages":"297-301"},"PeriodicalIF":0.0,"publicationDate":"2022-07-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"40341795","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":"Comparison of craniofacial morphology characteristics along with dental caries status and salivary properties of operated cleft lip and palate patients with noncleft patients.","authors":"Lipsikha Talukdar,&nbsp;Sonali Saha,&nbsp;Kavita Dhinsa,&nbsp;Amit Rai,&nbsp;Vandana Tiwari,&nbsp;Himanshu Trivedi","doi":"10.4103/jisppd.jisppd_278_22","DOIUrl":"https://doi.org/10.4103/jisppd.jisppd_278_22","url":null,"abstract":"<p><strong>Background: </strong>Cleft lip and palate patients undergo many primary reconstructive surgical procedures which could lead to various changes in the facial morphology with growth. The most common diagnosis is unilateral cleft lip and palate (UCLP) and such patients are more prone to dental caries.</p><p><strong>Aims: </strong>This study aimed to evaluate and compare the lateral cephalometric landmarks, dental caries status, and salivary properties of surgically repaired UCLP children aged 6-15 years with lateral cephalometric landmarks, dental caries status, and salivary properties of noncleft children of the same age group.</p><p><strong>Materials and methods: </strong>Twelve noncleft patients and 12 surgically repaired UCLP patients were chosen, and cephalometric analysis, salivary analysis, and dental caries status were recorded for both the groups. The data were then compared for both the groups.</p><p><strong>Statistical analysis: </strong>It was analyzed using the Statistical Package for the Social Sciences (SPSS) version 21. The level of statistical significance was set at 0.05.</p><p><strong>Results: </strong>In surgical repair ULCP children, their was increased prevalance of dental caries along with decrease level of salivary calcium, Phosphorus,flow rate. Also, their was increased level of alkaline phosphatase, total protein level with acidic pH alongwith retruded maxillary complex with Class III malocclusion.</p><p><strong>Conclusion: </strong>Various primary reconstructive surgeries in UCLP children lead to maxillary retrusion with an increased prevalence of dental caries in these patients due to the maintenance of poor oral hygiene.</p>","PeriodicalId":35797,"journal":{"name":"Journal of the Indian Society of Pedodontics and Preventive Dentistry","volume":" ","pages":"265-273"},"PeriodicalIF":0.0,"publicationDate":"2022-07-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"40341791","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}