[1] Shiraz Univ Med Sci, Hafez Hosp, Dept Psychiat, Res Ctr Psychiat & Behav Sci, Shiraz, Iran
[2] Kermanshah Univ Med Sci, Dept Psychiat, Subst Abuse Prevent Res Ctr, Kermanshah, Iran
[3] Univ British Columbia, Coll Interdisciplinary Studies, Grad Program Neurosci, Vancouver, BC V5Z 1M9, Canada
[4] Kermanshah Univ Med Sci, Dept Psychol, Subst Abuse Prevent Res Ctr, Kermanshah, Iran