1. Mental Health Research Center, Tehran Institute of Psychiatry–School of Behavioral Sciences and Mental Health, Iran University of Medical Sciences, Tehran, Iran;
2. Department of Epidemiology and Biostatistics, Research Centre for Emerging and Reemerging Infectious Diseases, Pasteur Institute of Iran, Tehran, Iran;
3. The Center for Communicable Disease Control, Ministry of Health and Medical Education, Tehran, Iran;
4. Department of Epidemiology and Biostatistics, School of Public Health, Tehran University of Medical Sciences, Tehran, Iran;
5. HIV/STI Surveillance Research Center, and WHO Collaborative Center for HIV Surveillance, Institute for Future Studies in Health, Kerman University of Medical Sciences, Kerman, Iran;
6. Nursing Care Research Center, Department of Pediatric Nursing, Faculty of Nursing and Midwifery, Iran University of Medical Sciences, Tehran, Iran