Erfan Ayubi1,2, Mark J M Sullman3, Saeid Safiri4. 1. Department of Epidemiology, School of Public Health, Shahid Beheshti University of Medical Sciences, Tehran, Iran. 2. Department of Epidemiology and Biostatistics, School of Public Health, Tehran University of Medical Sciences, Tehran, Iran. 3. Advanced Systems, Cranfield University, Bedfordshire, UK. 4. Managerial Epidemiology Research Center, Department of Public Health, School of Nursing and Midwifery, Maragheh University of Medical Sciences, Maragheh, Iran. saeidsafiri@gmail.com.
Authors: David B Richardson; Ghassan B Hamra; Richard F MacLehose; Stephen R Cole; Haitao Chu Journal: Am J Epidemiol Date: 2015-07-30 Impact factor: 4.897