1. Department of Prevention and Community Health, Milken Institute School of Public Health, George Washington Cancer Center, George Washington University , Washington, DC, USA
2. Georgia National Center for Disease Control and Public Health , Tbilisi, Georgia
3. Turpanjian College of Health Sciences, American University of Armenia , Yerevan, Armenia
4. National Institute of Health named after academician S. Avdalbekyan, MOH , Yerevan, Armenia
5. Department of Behavioral, Social, and Health Education Sciences, Rollins School of Public Health, Emory University , Atlanta, GA, USA