Indian Journal of Occupational and Environmental Medicine最新文献

{"title":"Assessment of Occupational Health Hazards Among Class IV Health Workers in Dhule District- A Qualitative Study.","authors":"Harish C Jadhav, Prashanth Vishwakarma, Ankita V Gadekar, Arun S Dodamani, Bhagyashree R Sakla, Ankit R Sharma","doi":"10.4103/ijoem.ijoem_98_25","DOIUrl":"10.4103/ijoem.ijoem_98_25","url":null,"abstract":"<p><strong>Introduction: </strong>Worldwide, occupational health diseases account for 217 million cases, and evidence suggests that many of these diseases are preventable. However, the lack of adequate knowledge and training in regulating the work environment exposes many workers to occupational health hazards.</p><p><strong>Material methodology: </strong>This was a qualitative study on occupational health hazards among Class IV health workers of Dhule, North Maharashtra, India. The questionnaire primarily consisted of questions regarding knowledge of class IV health workers related to occupational health hazards, types of health hazards and health-related problems experienced by them during their work, the measures taken by them and the hospital to protect themselves against these infections and hazards, their awareness regarding personal protective equipment and vaccination. Informed consent was taken by health workers before filling out questionnaires.</p><p><strong>Result: </strong>The awareness regarding the risk of health hazards (<i>P</i> = 0.000, <i>P</i> < 0.05) has a significant effect on the training of safe handling of biomedical waste. Due to the unavailability of this training, most of the health workers were exposed to needle prick injury and sharp blade injury, 80.7%. Only 10% of them were provided PPE (Personal Protective Equipment) for protection against communicable diseases by the hospital and 90% were shown to have unavailability of PPE; this will increase the risk of respiratory, blood-transmitted diseases.</p><p><strong>Conclusion: </strong>There is an awareness gap between Class IV and other healthcare workers, which increases the risk of occupational health hazards among them.</p>","PeriodicalId":43585,"journal":{"name":"Indian Journal of Occupational and Environmental Medicine","volume":"30 1","pages":"48-52"},"PeriodicalIF":0.8,"publicationDate":"2026-01-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC13064950/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"147677484","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

{"title":"Exploring the Relationship Between Selective Mental Health Problems and Sleep Quality Among Security Guards Working in Bengaluru Urban District.","authors":"Augustin Alicia Catherine, Rufus Jiten, Masih Anatasia Deborah, Ramesh Naveen","doi":"10.4103/ijoem.ijoem_291_25","DOIUrl":"10.4103/ijoem.ijoem_291_25","url":null,"abstract":"<p><strong>Background: </strong>The nature of work of the security guards could severely affect their physical and mental health. The aim of this cross-sectional study was to assess the prevalence of depression, anxiety, stress, and sleep quality, and associated sociodemographic factors among security guards working in four security agencies associated with hospitals in Bengaluru Urban District.</p><p><strong>Materials and methods: </strong>This study included 171 randomly selected security guards working in four security agencies. A semi-structured, validated interview schedule was administered to obtain sociodemographic, clinical, and anthropometric details, and to assess mental health issues (DASS-21) and sleep quality (Sleep Quality Scale).</p><p><strong>Results: </strong>Among 171 security guards, 140 (81.87%) were male and mean age of 41.8 ± 10.7 years. Sixty-eight (39.76%) guards were on night duty at the time of the interview. Regarding lifestyle diseases, 107 (62.5%) were obese, 85 (49.7%) were known hypertensives, and 27 (15.7%) were known diabetics. In this study, 21 (11.1%) exhibited depression of them 8 (4.7%) had mild-to-moderate symptoms. Anxiety was reported among 25 (14.6%), and moderate anxiety was the most common 11 (6.4%). Stress affected 64 (37.4%), with 24 (14.0%) experiencing extremely severe stress. Sleep quality was reported as fair by 58 (14.6%) and poor by one (0.6%). Significant association was found between night duty and stress (<i>P</i> = 0.045).</p><p><strong>Conclusion: </strong>The study highlights the presence of mental health problems (depression: 11.2%, anxiety: 14.6%, stress: 37.4%) and 15.2% of the security guards reported poor or fair sleep quality. Thus, emphasizing the need for workplace health interventions even for security guards.</p>","PeriodicalId":43585,"journal":{"name":"Indian Journal of Occupational and Environmental Medicine","volume":"30 1","pages":"40-47"},"PeriodicalIF":0.8,"publicationDate":"2026-01-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC13064953/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"147677525","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

{"title":"Malignant Pleural Mesothelioma in an Asbestos Industry Worker: A Posthumous Case Report from Haryana, India.","authors":"Harender Mann, Arkaprabha Sau","doi":"10.4103/ijoem.ijoem_355_24","DOIUrl":"10.4103/ijoem.ijoem_355_24","url":null,"abstract":"<p><p>Malignant mesothelioma is an aggressive cancer primarily associated with asbestos exposure, affecting the mesothelial lining of the lungs, abdomen, or heart. Despite global awareness, it remains relatively rare, with an age-standardized incidence of mesothelioma around 3 per million individuals, with Northern Europe exhibiting the highest rates. The occurrence is significantly higher in males compared to females. Malignant pleural mesothelioma (MPM) affects the pleura and often develops after years of asbestos exposure, silently progressing until symptoms appear. MPM predominantly affects men, with cases being more common in industries such as asbestos product manufacturing, construction, demolition, shipbreaking, and mining. In exposed populations, about 7-13 men per million develop the disease annually, while in those without asbestos exposure, it is rarer at 1-2 cases per million. In India, despite widespread asbestos use, mesothelioma cases remain underdiagnosed and underreported, highlighting the importance of a smart occupational health surveillance system.</p>","PeriodicalId":43585,"journal":{"name":"Indian Journal of Occupational and Environmental Medicine","volume":"29 4","pages":"339-341"},"PeriodicalIF":0.8,"publicationDate":"2025-10-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC12912468/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"146221444","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

{"title":"Prevalence and Risk Factors of Work-Related Musculoskeletal Disorders in Healthcare Workers: An Observational Study.","authors":"R Rajarethinam, K Venkatachalam, Vanamail Perumal","doi":"10.4103/ijoem.ijoem_153_25","DOIUrl":"10.4103/ijoem.ijoem_153_25","url":null,"abstract":"<p><strong>Background: </strong>Work-related musculoskeletal disorders (WMSDs) are a leading cause of occupational morbidity among healthcare professionals globally. In India, the high patient load, resource constraints, and demanding work conditions expose doctors and nurses to significant ergonomic risks.</p><p><strong>Objective: </strong>To determine the prevalence and risk factors associated with WMSDs among healthcare workers (HCWs) in a tertiary care setting in South India.</p><p><strong>Methods: </strong>A cross-sectional study was conducted among 290 HCWs, including doctors and nurses, using a stratified random sampling method. Data were collected using the Standardized Nordic Musculoskeletal Questionnaire and a structured work profile assessment. Descriptive statistics, Chi-square tests, and multivariate logistic regression were used to analyze the prevalence and identify risk factors.</p><p><strong>Results: </strong>The overall prevalence of WMSDs was 82.1%, with the lower back (68.3%), neck (54.8%), and shoulders (48.6%) being the most commonly affected regions. Nurses reported significantly higher prevalence compared to doctors (88.4% vs. 73.9%, <i>P</i> < 0.01). Prolonged standing, repetitive movements, and poor ergonomics were identified as major risk factors. Multivariate analysis revealed that work experience > 10 years (AOR = 2.65; 95% CI: 1.21-5.83) and lack of ergonomic training (AOR = 3.12; 95% CI: 1.48-6.58) were independently associated with WMSDs.</p><p><strong>Conclusion: </strong>WMSDs are alarmingly prevalent among HCWs in India, especially among nurses. There is an urgent need for workplace ergonomic interventions, regular training, and policy-level initiatives to safeguard the occupational health of frontline medical staff.</p>","PeriodicalId":43585,"journal":{"name":"Indian Journal of Occupational and Environmental Medicine","volume":"29 4","pages":"269-276"},"PeriodicalIF":0.8,"publicationDate":"2025-10-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC12912527/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"146221447","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

{"title":"Exploring the Relationship Between Smartphone Addiction, Attention Difficulties, and Occupational Accident Risk Among Health Science Interns: A Cross-Sectional Study.","authors":"Mahmut Kiliç, Güllü Uslukiliç, Yeşim Melez, Vugar A Türksoy","doi":"10.4103/ijoem.ijoem_104_25","DOIUrl":"10.4103/ijoem.ijoem_104_25","url":null,"abstract":"<p><strong>Background: </strong>The widespread use of smartphones among healthcare students raises concerns about cognitive and occupational safety impacts. This study aimed to examine the relationships between smartphone addiction, attention difficulties, and susceptibility to occupational accidents among university students in health science internships.</p><p><strong>Methods: </strong>A cross-sectional study was conducted in 2023 with 553 volunteer university students enrolled in the health sciences programs at Yozgat Bozok University Hospital. Participants were selected using a convenience sampling method. The study site was a university hospital in central Türkiye, where students were completing clinical internships. Data were collected using validated scales, and the analysis plan included descriptive statistics, Pearson correlation, and multivariate linear regression to examine associations between variables.</p><p><strong>Results: </strong>Significant positive correlations were found between smartphone addiction and attention difficulties (<i>r</i> = 0.510), accident susceptibility (<i>r</i> = 0.504), and daily smartphone use (<i>r</i> = 0.314). Regression analysis showed that attention difficulties were primarily influenced by smartphone addiction. Susceptibility to accidents was mainly predicted by attention difficulties, smartphone addiction, and being a student in nursing, midwifery, or medicine (Adj. <i>R</i>² =0.473). Occupational accident risk was associated with susceptibility to accidents, higher risk perception, off-campus work, lack of occupational health and safety training, attention difficulties, nursing education, and previous accident experience (Adj. <i>R</i>² =0.238).</p><p><strong>Conclusion: </strong>The study found that smartphone addiction is significantly associated with increased attention difficulties, which in turn elevate students' susceptibility to occupational accidents. Smartphone use may thus indirectly increase accident risk in clinical settings.</p>","PeriodicalId":43585,"journal":{"name":"Indian Journal of Occupational and Environmental Medicine","volume":"29 4","pages":"289-298"},"PeriodicalIF":0.8,"publicationDate":"2025-10-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC12912521/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"146221397","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

{"title":"Occupational Health Status and Self-reported Health Issues among Coffee Plantation Workers in Karnataka, India.","authors":"Beerappa Ravichandran, Ambikabathy Mala, Venugopal Dhananjayan, Karunamoorthy Panjakumar, Tumane Rajani, D M Sushmitha, N Vikhyath","doi":"10.4103/ijoem.ijoem_77_25","DOIUrl":"10.4103/ijoem.ijoem_77_25","url":null,"abstract":"<p><strong>Background: </strong>Indian coffee cultivation relies on a substantial labor force, notably women and children, who are exposed to significant occupational health and safety risks due to physical strain, agrochemical application, and adverse environmental conditions. This study aimed to evaluate their working conditions, lifestyle factors, occupational health hazards, injuries, and associated health implications.</p><p><strong>Methodology: </strong>This cross-sectional study comprised coffee processing workers (<i>n</i> = 80) and administrative staff (<i>n</i> = 50) associated with coffee plantations in Karnataka. Information includes occupational health risks, injuries, and acute and chronic health complaints, which were collected from them using a predesigned standard questionnaire. Chi-square tests were used to assess associations between categorical variables, such as job category and health outcomes using SPSS tool.</p><p><strong>Findings: </strong>The study revealed that 36.3% of the participants lacked personal protective equipment (PPE) at work, and 24% of the subjects were illiterate. Heavy lifting, bad weather, falls, and physical strain were among the risks. Coffee processing workers faced occupational injuries (40%), leech bites (66%), and palm discoloration (51%). There was higher prevalence of musculoskeletal disorders (<i>P</i> < 0.05), including low back pain (59%), joint pain (52.5%), and neck pain (30%). Other reported issues included headaches (26.3%), fatigue (31.3%), eye problems (18%), gastrointestinal issues (20%), and skin complaints (20%). Respiratory symptoms including cough (14%), wheezing (8%), breathlessness (6%), and asthma (1.3%) were also noted.</p><p><strong>Conclusion: </strong>Improving occupational health in coffee plantations is crucial to reducing high morbidity rates among workers, and PPE and training can significantly mitigate risks in them. Implementing regular health interventions may be significantly reduced health burden in them.</p>","PeriodicalId":43585,"journal":{"name":"Indian Journal of Occupational and Environmental Medicine","volume":"29 4","pages":"312-319"},"PeriodicalIF":0.8,"publicationDate":"2025-10-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC12912507/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"146221394","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

{"title":"From Fields to Factories: The Silent Epidemic of Climate-Driven Morbidity and Mortality.","authors":"Shyam R Pingle, Monalisha Sahu","doi":"10.4103/ijoem.ijoem_484_25","DOIUrl":"10.4103/ijoem.ijoem_484_25","url":null,"abstract":"","PeriodicalId":43585,"journal":{"name":"Indian Journal of Occupational and Environmental Medicine","volume":"29 4","pages":"251-253"},"PeriodicalIF":0.8,"publicationDate":"2025-10-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC12912288/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"146221421","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

{"title":"Assessment of Relative Health Risks of Vibration-Exposed Equipment Operators in Coal Mines.","authors":"Khane Jithendar Singh, Sanjay Kumar Palei, Netai Chandra Karmakar, Suprakash Gupta, Amrendra Kumar","doi":"10.4103/ijoem.ijoem_74_25","DOIUrl":"10.4103/ijoem.ijoem_74_25","url":null,"abstract":"<p><strong>Objective: </strong>The present study aims at evaluating the influence of whole-body vibration (WBV) exposure and its contributing factors on musculoskeletal disorders (MSDs) of equipment operators in coal mines.</p><p><strong>Methodology: </strong>In this paper, WBV measurement was conducted for 100 equipment operators exposed to vibration, followed by a questionnaire survey. This questionnaire survey was also extended to 104 workers with limited exposure to vibration.</p><p><strong>Results: </strong>The daily average frequency-weighted acceleration A(8), when compared with health guidance caution zone (HGCZ) of ISO 2631-1, reveals that 15% operators are exposed to likely health risk and 82% to potential health risk. The relative risk of MSDs of vibration-exposed operators was 2.63 times more than the control group. Moreover, when mines were compared, Mine B showed a 3.27 times higher likelihood of vibration hazards compared to Mine A.</p><p><strong>Conclusion: </strong>Equipment operators in mines are exposed to vibration as a part of their occupation. The company management may take preventive measures through design of workplace and work environment for minimizing vibration exposure on operators to reduce MSDs.</p>","PeriodicalId":43585,"journal":{"name":"Indian Journal of Occupational and Environmental Medicine","volume":"29 4","pages":"254-259"},"PeriodicalIF":0.8,"publicationDate":"2025-10-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC12912289/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"146221269","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

{"title":"Occupational Health Nursing as a Prospect for Nursing Students-A Cross-Sectional Study.","authors":"Rinkey Gupta, Nikhil Nishant, Lalit Sankhe","doi":"10.4103/ijoem.ijoem_55_25","DOIUrl":"10.4103/ijoem.ijoem_55_25","url":null,"abstract":"<p><strong>Background: </strong>The occupational health scenario is undergoing a paradigm shift in India due to rapid industrialization. Occupational health services are important to develop healthy and productive work forces. This is to be delivered through occupational health team of which the occupational health nurse is an important member. The gap in demand and supply of this specialist's service is very significant.</p><p><strong>Aim: </strong>To assess the knowledge about occupational health among the nursing students and find their attitude about the occupational health nurse as a job opportunity.</p><p><strong>Settings and design: </strong>A cross-sectional study among fourth-year nursing students of a Nursing College using an anonymous, self-administered, structured questionnaire.</p><p><strong>Methods and materials: </strong>A total of 124 nursing students responded and were asked to provide demographic details, knowledge about occupational health, and their views on occupational health nursing as a job opportunity.</p><p><strong>Results: </strong>The respondents had a mean age of 21.5 years. Students had good knowledge about occupational health problems in India and among nurses. About 68% had heard about the occupational health nurse, but only 51% knew that there was a specialized course for it. About 43% felt that a job opportunity was in private sector and 90% felt the need of such course while 63% were willing to enroll, but none of them knew about any institute where the course of occupational health nursing was available.</p><p><strong>Conclusion: </strong>There is a need to create awareness among students regarding occupational health nursing as a course and how to fast-forward their career by choosing occupational health nursing as a job opportunity.</p>","PeriodicalId":43585,"journal":{"name":"Indian Journal of Occupational and Environmental Medicine","volume":"29 4","pages":"265-268"},"PeriodicalIF":0.8,"publicationDate":"2025-10-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC12912290/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"146221471","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

{"title":"Sinhala Translation and Validation of Voice Handicap Index-30 (VHI 30) for Use among Primary School Teachers.","authors":"Maaheshi Deepika Herath, Upul Senarath, Chandra Jayasuriya, Jayamalie Rupasinghe Jayasinghe, Inoka Suraweera","doi":"10.4103/ijoem.ijoem_70_25","DOIUrl":"10.4103/ijoem.ijoem_70_25","url":null,"abstract":"<p><strong>Background: </strong>Teachers are among the professionals most affected by voice disorders. The VHI-30 is a psychometrically valid tool used to measure the psychosocial handicapping of voice disorders.</p><p><strong>Aims: </strong>To translate (to the Sinhala language), culturally adapt and validate the VHI-30 questionnaire, and to develop a cutoff to screen for voice disorders among primary school teachers in the Colombo District in Sri Lanka.</p><p><strong>Methods: </strong>Standard forward-backward translation, cultural adaptation, and assessment of judgmental validity by a panel of six experts were conducted. The calculated sample size of 215 primary school teachers was gathered from 11 schools by purposive sampling. Construct validity using confirmatory factor analysis (CFA) on LISREL software version 8.8, and convergent validity, discriminant validity, and composite reliability were assessed. Criterion validity was assessed by a speech-language therapist (SLT) and confirmed by acoustic measurements using PRAAT software 6.1.16. A cutoff value to screen for voice disorders was determined from the ROC curve. The assessment of reliability was by Cronbach's alpha, and test-retest reliability by Spearman correlation.</p><p><strong>Results: </strong>The three-factor model assessed for CFA demonstrated a medium fit. Factor loadings exceeded the desired value of 0.4, except for item 10. Convergent and discriminant validity were medium. Reliability was satisfactory with values above 0.7 for composite reliability, Cronbach's alpha, and test-retest reliability. The cutoff value for screening voice disorders, determined from the ROC curve, was 14 (sensitivity 84%, specificity 72.5%).</p><p><strong>Conclusion: </strong>The Sinhala version of the VHI-30 is a reliable tool with medium validity. It is recommended for use among primary school teachers for screening voice disorders in the Colombo District in Sri Lanka.</p>","PeriodicalId":43585,"journal":{"name":"Indian Journal of Occupational and Environmental Medicine","volume":"29 4","pages":"305-311"},"PeriodicalIF":0.8,"publicationDate":"2025-10-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC12912467/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"146221538","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}