title: "A study of chronic cannabis users in Varanasi".
mesh_terms: D000328:Adult; D002188:Cannabis; D006801:Humans; D007194:India; D007360:Intelligence / Q000187:drug effects; D008297:Male; D002189:Marijuana Abuse / Q000453:epidemiology* / Q000523:psychology; D008875:Middle Aged; D011581:Psychological Tests; D011930:Reaction Time / Q000187:drug effects; D012959:Socioeconomic Factors