1. Department of Environmental Health Sciences, Johns Hopkins Bloomberg School of Public Health, 615 N Wolfe Street (Office W7033B), Baltimore, MD 21205, United States of America (USA).
2. Department of Psychology, Kadir Has University, Istanbul, Turkey.
3. Izmir Dokuz Eylül School of Medicine, Izmir, Turkey.
4. Hacettepe University Cancer Institute, Ankara, Turkey.
5. World Health Organization Country Office, Çankaya, Ankara, Turkey.
6. Ministry of Health General Directorate of Health Research, Ankara, Turkey.
7. Institute for Global Tobacco Control, Johns Hopkins Bloomberg School of Public Health, Baltimore, USA.