01664oam 2200421Ka 450 991069192160332120031203102454.0(CKB)5470000002350201(OCoLC)52454715ocm52454715(OCoLC)995470000002350201(EXLCZ)99547000000235020120030618d2002 ua 0engtxtrdacontentcrdamediacrrdacarrierInitiation of marijuana use[electronic resource] trends, patterns, and implications /Joseph C. Gfroerer, Li-Tzy Wu, Michael A. PenneRockville, MD :Dept. of Health and Human Services, Substance Abuse and Mental Health Services Administration, Office of Applied Studies : Available from National Clearinghouse for Alcohol and Drug Information,[2002]Analytic series ;A-17DHHS publication ;no. (SMA) 02-3711Title from title screen (viewed on June 18, 2003).Initiation of marijuana use Marijuana abuseUnited StatesStatisticsYouthDrug useUnited StatesStatisticsStatistics.lcgftMarijuana abuseYouthDrug useGfroerer Joseph C.1954-1384058Wu Li-Tzy1384059Penne Michael A1384060United States.Substance Abuse and Mental Health Services Administration.Office of Applied Studies.GPOGPOBOOK9910691921603321Initiation of marijuana use3429816UNINA