Implications of etiological research for preventive interventions and future research.
D000293:Adolescent; D000328:Adult; D000367:Age Factors; D006801:Humans; D013287:Illicit Drugs; D002189:Marijuana Abuse / Q000517:prevention & control; D001523:Mental Disorders / Q000150:complications; D010553:Personality Development; D011619:Psychotropic Drugs; D012106:Research; D012306:Risk; D012931:Social Environment; D012932:Social Facilitation; D019966:Substance-Related Disorders / Q000209:etiology / Q000517:prevention & control*
D013287:Illicit Drugs; D011619:Psychotropic Drugs