1. Managerial Epidemiology Research Center; Department of Public Health; School of Nursing and Midwifery; Maragheh University of Medical Sciences; Maragheh Iran
2. Department of Epidemiology & Biostatistics; School of Public Health; Tehran University of Medical Sciences; Tehran Iran
3. Middle East Technical University; Güzelyurt/Morphou Northern Cyprus
4. Department of Epidemiology; School of Public Health; Shahid Beheshti University of Medical Sciences; Tehran Iran
5. Department of Epidemiology; Bam University of Medical Sciences; Bam Iran