Vijay Kumar Chattu ^1,2,3* , Hamid Allahverdipour <sup>4

1</sup> United Nations University Institute on Comparative Regional Integration Studies (UNU-CRIS), Potterierei 72, 8000 Bruges, Belgium
² Department of Epidemiology and Biostatistics, Semey Medical University, Semey 071400, Kazakhstan
³ Department of Community Medicine, Faculty of Medicine, Datta Meghe Institute of Medical Sciences (DMIMS), Wardha, 442107 India
⁴ Department of Health Education & Promotion, Tabriz University of Medical Sciences, Tabriz 14711, Iran

*Corresponding Author: Vijay Kumar Chattu, Email: vkumarchattu@cris.unu.edu