title: Four patterns of campus marijuana use. I. Drug use.
mesh_terms: D000293:Adolescent; D000328:Adult; D001294:Attitude to Health; D002188:Cannabis; D004522:Educational Status; D006801:Humans; D008238:Lysergic Acid Diethylamide; D008297:Male; D009042:Motivation; D010947:Plants, Toxic; D012907:Smoking; D012919:Social Behavior; D013334:Students; D019966:Substance-Related Disorders / Q000453:epidemiology; D011795:Surveys and Questionnaires; D014026:Nicotiana; D014481:United States; D014495:Universities
chemical_list: D008238:Lysergic Acid Diethylamide