1. Department of Epidemiology and Biostatistics, School of Public Health Tehran University of Medical Sciences Tehran Iran
2. Department of Community Nutrition, School of Nutritional Sciences and Dietetics Tehran University of Medical Sciences (TUMS) Tehran Iran
3. Department of Orthopaedic and Trauma Surgery, Shariati Hospital and School of Medicine Tehran University of Medical Sciences Tehran Iran
4. Institute of Allied Health Sciences, National Cheng Kung University Hospital, College of Medicine National Cheng Kung University Tainan Taiwan
5. Departments of Psychiatry and Neuroscience and the Child Study Center, School of Medicine Yale University New Haven Connecticut USA
6. Connecticut Council on Problem Gambling Wethersfield Connecticut USA
7. Social Determinants of Health Research Center Research Institute for Prevention of Non‐Communicable Diseases, Qazvin University of Medical Sciences Qazvin Iran
8. Department of Nursing, School of Health and Welfare Jönköping University Jönköping Sweden