Document Type : Letter(s) to Editor
Authors
1 Associate Professor, Addiction Research Center, Imam Reza Hospital, Mashhad University of Medical Sciences, Mashhad, Iran
2 PhD Candidate, Addiction Research Center, Imam Reza Hospital, Mashhad University of Medical Sciences, Mashhad, Iran
3 Sarakhs Health Network, Mashhad University of Medical Sciences, Mashhad, Iran
4 Addiction Research Center, Imam Reza Hospital, Mashhad University of Medical Sciences, Mashhad, Iran
Abstract