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

{"title":"Spatial and angular alterations in the dental arch after premature loss of primary molars: Immediate and 9-month computed tomography evaluation.","authors":"Ruchika Kundra, Deepak Sharma, Ravneet Kaur, Suneet Monga, Shuchi Duvedi","doi":"10.4103/jisppd.jisppd_86_24","DOIUrl":"10.4103/jisppd.jisppd_86_24","url":null,"abstract":"<p><strong>Background: </strong>Contemporary imaging methods and quickly advancing technologies have increased the number of diagnostic tools available in medicine and orthodontics. The current study aimed to determine three-dimensional (3D) space changes that occurred after the extraction of either the maxillary or mandibular primary molars during the mixed dentition period.</p><p><strong>Materials and methods: </strong>The present study was a longitudinal split-mouth study with a study group and a control group. The sample consisted of 20 children aged between 6 and 9 years. Clinical examination, radiological analysis, and 3D digital images of the plaster casts were used sequentially to gather all the data. The dental cast measurements recorded were arch width, arch length, hemi-perimeter, dental space at the extraction site, and angulation of the first permanent molar. The children were recalled for follow-up after 9 months, and all dental cast measurements were repeated using nondestructive 3D computed tomography software. For repeated measurements, the test applied was a paired t-test, and for independent samples, the test was a Student's t-test.</p><p><strong>Results: </strong>A significant decrease in arch width (P = 0.001), arch length (P < 0.001), hemi-perimeter (P < 0.001), D-space (P < 0.001), and E-space (P = 0.001) was observed following extraction. A significant increase in angulation measurements was observed (P = 0.001).</p><p><strong>Conclusion: </strong>The study revealed a comparative reduction in mandibular arch width, a reduction in arch length in both the maxilla and the mandible, a reduced hemi-perimeter of dental arches, loss of dental extraction space, and a change in angulation of the erupted first permanent molars following premature loss of the primary molar.</p>","PeriodicalId":101311,"journal":{"name":"Journal of the Indian Society of Pedodontics and Preventive Dentistry","volume":"42 3","pages":"226-234"},"PeriodicalIF":0.0,"publicationDate":"2024-07-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142157123","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 of dental behavior, anxiety, fear, and its correlation with trait emotional intelligence in 8-12-year-old children: Exploring a new frontier in behavior modification.","authors":"Bhavna Haresh Dave, Yash Manoj Lalwani, Charmi Haresh Shah, Lipsa S Shah","doi":"10.4103/jisppd.jisppd_141_24","DOIUrl":"10.4103/jisppd.jisppd_141_24","url":null,"abstract":"<p><strong>Background: </strong>Children's fear and distress in dental settings often lead to anxiety and behavior issues. This study delves into why some children experience dental anxiety, whereas others do not, attributing differences to child-rearing and personality traits. Emotional intelligence (EQ), the ability to comprehend, generate, and manage emotions, is explored as a factor influencing a child's dental experience. This novel intelligence theory accommodates the intricacies of human-environment interactions.</p><p><strong>Aim: </strong>The study aimed to investigate the relationship between EQ and a child's dental anxiety, fear, and behavior in children aged 8-12 years.</p><p><strong>Materials and methods: </strong>The Trait Emotional Intelligence Questionnaire-Child Short Form, specifically developed for children aged between 8 and 12 years, was used among 100 participants reporting to the department outpatient department. The Frankl's Behavior Rating Scale, Modified Child Dental Anxiety Scale, and Children's Fear Survey Schedule-Dental Subscale were used to evaluate behavior, anxiety, and fear, respectively.</p><p><strong>Results: </strong>Results show a positive correlation between EQ and dental behavior (P = 0.002) whereas a negative correlation between EQ and dental anxiety and fear (P < 0.001).</p><p><strong>Conclusion: </strong>This study sheds light on the intricate interplay between emotional intelligence, dental behavior, anxiety, and fear among children. By recognizing the impact of EQ, dental practitioners could adopt personalized strategies to alleviate anxiety and enhance cooperation, improving overall dental experiences for young patients.</p>","PeriodicalId":101311,"journal":{"name":"Journal of the Indian Society of Pedodontics and Preventive Dentistry","volume":"42 3","pages":"211-216"},"PeriodicalIF":0.0,"publicationDate":"2024-07-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142157108","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":"Right to education!","authors":"Sharath Asokan","doi":"10.4103/jisppd.jisppd_380_24","DOIUrl":"10.4103/jisppd.jisppd_380_24","url":null,"abstract":"","PeriodicalId":101311,"journal":{"name":"Journal of the Indian Society of Pedodontics and Preventive Dentistry","volume":"42 3","pages":"165-166"},"PeriodicalIF":0.0,"publicationDate":"2024-07-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142157122","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":"Influence of maternal attention-deficit hyperactive disorder on child dental neglect - An analytical cross-sectional study.","authors":"Yazhini Selvaraj, P R Geethapriya, Sharath Asokan, Yogesh Kumar Thoppe-Dhamodharan, Sudhandra Viswanath","doi":"10.4103/jisppd.jisppd_201_24","DOIUrl":"10.4103/jisppd.jisppd_201_24","url":null,"abstract":"<p><strong>Background: </strong>Attention-deficit hyperactivity disorder (ADHD) is a condition that is characterized by symptoms such as inattentiveness, hyperactivity, and impulsivity. The influence of mothers with ADHD and their attitude towards their wards' oral health has not been explored in the Indian scenario.</p><p><strong>Aim: </strong>The aim of this study was to assess the prevalence of ADHD in mother-child dyads in western Tamil Nadu and the mothers' dental neglect toward their children.</p><p><strong>Methodology: </strong>The prevalence of ADHD in mothers and children was assessed using the Adult ADHD Self-report Scale screener and ADHD Rating Scale, respectively. The Child Dental Neglect Scale (CDNS) was used to assess dental neglect in children. The responses were recorded on a Likert scale and statistical analyses were done.</p><p><strong>Results: </strong>The prevalence of ADHD in mothers and children was 10.65% and 10.57%, respectively. The impulsivity and hyperactivity type of ADHD was commonly seen in both the mothers and their children. Mothers without ADHD felt that their children maintained their oral health well. Mothers with ADHD deferred the needed dental treatment for their children.</p><p><strong>Conclusion: </strong>Mothers with ADHD have four times more risk of having children with ADHD. Maternal ADHD influences their child's oral health. Child dental neglect was more prevalent among mothers with ADHD.</p>","PeriodicalId":101311,"journal":{"name":"Journal of the Indian Society of Pedodontics and Preventive Dentistry","volume":"42 3","pages":"190-194"},"PeriodicalIF":0.0,"publicationDate":"2024-07-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142157110","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 intranasal ketamine with intranasal midazolam and dexmedetomidine combination in pediatric dental patients for procedural sedation: A crossover study.","authors":"Bibhav Dubey, Neerja Singh, Santosh Kumar","doi":"10.4103/jisppd.jisppd_153_24","DOIUrl":"10.4103/jisppd.jisppd_153_24","url":null,"abstract":"<p><strong>Background: </strong>The main goal of the pediatric dentist is to address and reduce children's fear and anxiety during the dental treatment, especially when conventional behavior-guiding strategies fail. In such cases, the use of pharmacological agents becomes an essential factor to consider.</p><p><strong>Objective: </strong>The objective of the study was to compare the efficacy, safety, and acceptability of intranasal ketamine (INK) with the combination of intranasal midazolam and dexmedetomidine (INMzD) in pediatric dental patients for the procedural sedation.</p><p><strong>Patients and methods: </strong>Forty-seven children aged 3-9 years who required dental procedures such as extractions, pulpectomy, and restorations were randomly distributed into two groups using the envelope drawing method. Group INK received 7 mg/kg INK, whereas Group INMzD received a combination of midazolam spray (0.3 mg/kg) and atomized dexmedetomidine (3 μg/kg).</p><p><strong>Results: </strong>INK showed faster onset, faster recovery, and shorter discharge time than INMzD. Both groups had acceptable physiological parameters and no postoperative complications. INK was more accepted by the patients than INMzD.</p><p><strong>Conclusions: </strong>In terms of efficacy, safety, and acceptability, INK outperformed the combination of INMzD for the procedural sedation.</p>","PeriodicalId":101311,"journal":{"name":"Journal of the Indian Society of Pedodontics and Preventive Dentistry","volume":"42 3","pages":"217-225"},"PeriodicalIF":0.0,"publicationDate":"2024-07-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142157103","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":"Effect of oil pulling on the Streptococcus mutans concentation in plaque around orthodontic brackets -A prospective clinical study.","authors":"Nithya Jagdish, Sridevi Padmanabhan, Arun B Chitharanjan","doi":"10.4103/jisppd.jisppd_168_24","DOIUrl":"10.4103/jisppd.jisppd_168_24","url":null,"abstract":"<p><strong>Introduction: </strong>Fixed orthodontic appliances create areas of plaque stagnation leading to an increase in the volume, structure, and composition of plaque. This increases the chances of decalcification and white spot lesions. Oil pulling, an ancient practice involving swishing oil in the mouth, has demonstrated a significant reduction in plaque scores after 45 days, and a reduction in salivary Streptococcus mutans concentration in few studies done in nonorthodontic subjects. The aim was to compare the concentration of S. mutans in plaque around orthodontic brackets in patients using oil pulling with sesame oil and those on routine oral hygiene.</p><p><strong>Subjects and methods: </strong>Twenty subjects requiring fixed orthodontic treatment were divided into two equal groups: Group A-Oil pulling and Group B-Control. All subjects were instructed to follow common oral hygiene methods and in addition, Group A was instructed to perform oil pulling for 30 days starting 1 month after placement of fixed appliances. Plaque specimens were collected from labial surfaces of maxillary lateral incisors and quantification of S. mutans was done using real-time polymerase chain reaction. Mean and standard deviations for descriptive statistics, paired, and unpaired sample t-tests were analyzed.</p><p><strong>Results: </strong>Comparison of S. mutans concentration between T1 and T2 demonstrated a significant difference in both control and study groups. The experimental group showed significantly lesser S. mutans concentration compared to the control group.</p><p><strong>Conclusions: </strong>Oil-pulling therapy with sesame oil resulted in a statistically significant reduction in the concentration of S. mutans in the plaque around orthodontic brackets.</p>","PeriodicalId":101311,"journal":{"name":"Journal of the Indian Society of Pedodontics and Preventive Dentistry","volume":"42 3","pages":"235-239"},"PeriodicalIF":0.0,"publicationDate":"2024-07-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142157104","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":"Custom-made versus prefabricated zirconia crowns for primary molars: A 12-month follow-up.","authors":"Roqia Mohammad Alassar, Noha Ibrahim Metwally, Asmaa Mohammad Abdelgawad, Selwan Hassan Elsherbeny, Eman Abdelraouf Mohamed","doi":"10.4103/jisppd.jisppd_39_24","DOIUrl":"10.4103/jisppd.jisppd_39_24","url":null,"abstract":"<p><strong>Background: </strong>Many practitioners have questioned whether the construction method of pediatric zirconia crowns impacts the periodontal health and clinical performance of severely decayed primary molars. The objective of this study was to compare the periodontal health and clinical performance of primary molars restored with custom-made zirconia crowns (CZCs) and prefabricated zirconia crowns.</p><p><strong>Methods: </strong>Twenty primary molars indicated for crown restorations were selected from ten patients (5-9 years old) randomly. Each patient received two pediatric zirconia crowns constructed by two different methods: one custom-made and one prefabricated. The primary molars were divided into two groups: Group 1: primary molars received CZCs and Group 2: primary molars received prefabricated zirconia crowns (PZCs).</p><p><strong>Results: </strong>After a 12-month follow-up, there was no statistically significant difference between the periodontal health of primary molars restored with custom-made and prefabricated zirconia crowns. The clinical performance of primary molars restored with CZCs was statistically significantly higher than those restored with PZCs in terms of retention and fracture resistance (P ≤ 0.05).</p><p><strong>Conclusions: </strong>The construction method of pediatric zirconia crowns does not significantly affect the periodontal health of primary molars; however, clinical performance is significantly affected in terms of retention and fracture resistance.</p><p><strong>Clinical significance: </strong>A CZC is an excellent alternative option, especially for primary molars whose permanent successors still have a long time to erupt. The PZC is a quick and easy restoration, but the technique is sensitive.</p>","PeriodicalId":101311,"journal":{"name":"Journal of the Indian Society of Pedodontics and Preventive Dentistry","volume":"42 2","pages":"156-164"},"PeriodicalIF":0.0,"publicationDate":"2024-04-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"141494759","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":"Caries assessment and salivary microbial analysis in patients diagnosed with mucopolysaccharidosis.","authors":"Vinod Anju, N Sunil Raj","doi":"10.4103/jisppd.jisppd_28_24","DOIUrl":"10.4103/jisppd.jisppd_28_24","url":null,"abstract":"<p><strong>Background and objectives: </strong>Mucopolysaccharidosis (MPS) is a group of lysosomal storage disorders that cause the deposition of polysaccharides in cells. This causes systemic and oral manifestations, which can be observed clinically and radiographically. The present study aimed to assess dental caries, the effect of salivary pH, and the change of microflora on teeth in patients diagnosed with MPS.</p><p><strong>Materials and methods: </strong>The study included children affected with mucopolysaccharidosis (n = 50) and healthy children (n = 50) in the control group between 3 and 15 years of age. The pH of saliva and decayed, missing, and filled teeth/decayed extracted and filled teeth index were noted and recorded. For the microbial analysis, saliva was inoculated into blood agar, MacConkey agar, Candida CHROMagar, and Mitis Salivarius agar, then inspected for colony-forming units, which were counted and recorded based on the colony characteristics and gram staining.</p><p><strong>Statistical analysis: </strong>Intergroup comparison of the test parameters was done using the Mann-Whitney test. P < 0.05 was considered statistically significant.</p><p><strong>Results: </strong>The results showed significantly higher total microbial load (P = 0.00008), streptococcus viridans species (P = 0.00001), and Candida species (P = 0.0038) in the study group. The caries incidence was also higher in the study group for both primary (P = 0.0096) and permanent dentition (P = 0.0251), and salivary pH was more acidic (P = 0.00001) in the patients diagnosed with MPS.</p><p><strong>Interpretation and conclusion: </strong>Patients diagnosed with MPS have a higher microbial load, more acidic saliva, and subsequently, a higher caries incidence than normal healthy children. Hence, regular dental evaluation, prevention, and treatment must be integrated into their health-care regimen.</p>","PeriodicalId":101311,"journal":{"name":"Journal of the Indian Society of Pedodontics and Preventive Dentistry","volume":"42 2","pages":"83-90"},"PeriodicalIF":0.0,"publicationDate":"2024-04-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"141494754","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":"Inferior alveolar nerve block anesthesia in children: The effect of ibuprofen and phentolamine mesylate on pain perception.","authors":"Ullal Anand Nayak, Saravanan Ramasamy, Kavitha Odathurai Marusamy, Prathibha Anand Nayak, Amit Vanka","doi":"10.4103/jisppd.jisppd_119_24","DOIUrl":"10.4103/jisppd.jisppd_119_24","url":null,"abstract":"<p><strong>Context: </strong>For successfully managing pediatric dental patients, local anesthesia is essential to eliminate pain during or after the operative period. An early recovery from soft-tissue anesthesia after an inferior alveolar nerve block (IANB) should benefit a young child patient by avoiding the risk of inadvertently biting the soft tissues.</p><p><strong>Aims: </strong>Hence, the purpose of the study was to (1) evaluate and compare the efficacy of pre- and postoperative ibuprofen on pain perception in children who undergo IANB anesthesia with or without the use of PM and (2) evaluate the average time required for reversal of anesthesia symptoms using phentolamine mesylate.</p><p><strong>Methods: </strong>The present study was a randomized, clinical trial performed among 60 children between 6 and 8 years of age using a convenient sampling method. The children were randomly assigned into four equal groups of 15 each using the computer-generated randomization sequence. IANB anesthesia was performed using 2% lignocaine with 1:100,000 epinephrine, and a mandibular primary molar pulpotomy was performed on each group. Group 1: the ibuprofen tablet was taken 1 h before the onset of the procedure. Group 2: ibuprofen tablet 30 min after the pulpotomy procedure. Group 3: the ibuprofen tablet was taken 1 h before the onset of the procedure, and the Phentolamine mesylate (PM) injection was administered. Group 4: immediately after the pulpotomy, the PM injection was administered, and an ibuprofen tablet was taken 30 min after the pulpotomy procedure. All children were assessed for the duration of soft-tissue anesthesia, their behavior scores and pain rating, as well as the incidence of postoperative self-inflicted injuries.</p><p><strong>Statistical analysis used: </strong>A one-way ANOVA was used to compare the average time needed for the reversal of anesthetic symptoms between groups. The effects of phentolamine, local anesthetics, and ibuprofen on the child's behavior and pain scores were compared using the Student's t-test. For the study, P < 0.05 was accepted as statistically significant.</p><p><strong>Results: </strong>The time needed for the full reversal of anesthetic symptoms to manifest on the tongue and lip was substantially reduced by the injection of phentolamine (P < 0.001). The use of phentolamine for reversal or the intake of ibuprofen pre- or postoperatively did not exhibit any significant variation in the behavior, pain experience, or incidence of self-inflicted injuries in the child.</p><p><strong>Conclusion: </strong>It is evident that although phentolamine injections shorten the duration of anesthesia, the adjunctive use of pre- or postoperative ibuprofen did not significantly alter pain scores.</p>","PeriodicalId":101311,"journal":{"name":"Journal of the Indian Society of Pedodontics and Preventive Dentistry","volume":"42 2","pages":"134-140"},"PeriodicalIF":0.0,"publicationDate":"2024-04-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"141494744","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":"Complete versus incomplete caries removal procedures and their effects on dental pulp in primary teeth - An in vivo study.","authors":"Jigna Vaghasiya, Swati Mittal, Shantanu R Choudhari, N Rishitha","doi":"10.4103/jisppd.jisppd_116_24","DOIUrl":"10.4103/jisppd.jisppd_116_24","url":null,"abstract":"<p><strong>Introduction: </strong>Dental caries results from an ecologic shift within the dental biofilm from a balanced population of microorganisms to an acidogenic, aciduric, and cariogenic microbiological population developed and maintained by frequent consumption of fermentable dietary carbohydrates. Total caries removal (TCR) of deep lesion may result in pulpal exposure requiring more invasive treatment. Hence, current pediatric dentistry has shifted to minimally invasive treatment that avoids more complex, time-consuming procedure, and the child's discomfort.</p><p><strong>Aim: </strong>The aim of this study is to evaluate and compare clinical performance and radiographic changes after complete and incomplete caries removal procedures.</p><p><strong>Materials and methods: </strong>The study was conducted on 60 primary molars in children aged 6-9 years. Selected 60 primary molars were randomly divided into two groups. Group 1 (PCR): infected dentin was removed, while the affected dentin was maintained on the pulpal wall. Group 2 (TCR): both infected and affected dentin were removed through low-speed carbide bur and hand excavator. Teeth were evaluated at 4 and 6 months clinically and radiographically.</p><p><strong>Results: </strong>The proportion was compared using Fisher's exact test. The Statistical Package for the Social Sciences version 21 was used for analysis. The level of significance was kept at 5%.</p><p><strong>Conclusion: </strong>The clinical and radiographic success rates of ICR and CCR in primary teeth with deep carious lesions were high and did not differ significantly, indicating that the retention of carious dentin does not interfere with pulp vitality. Thus, ICR is a reliable minimally invasive approach that might replace the CCR in primary teeth when correctly indicated.</p>","PeriodicalId":101311,"journal":{"name":"Journal of the Indian Society of Pedodontics and Preventive Dentistry","volume":"42 2","pages":"149-155"},"PeriodicalIF":0.0,"publicationDate":"2024-04-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"141494758","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}