title: Drug-abuse in medical students in Calcutta--a preliminary study.
mesh_terms: D000438:Alcohols; D000662:Amphetamines; D001463:Barbiturates; D002188:Cannabis; D005260:Female; D006801:Humans; D007194:India; D008297:Male; D009294:Narcotics; D013337:Students, Medical; D019966:Substance-Related Disorders
chemical_list: D000438:Alcohols; D000662:Amphetamines; D001463:Barbiturates; D009294:Narcotics