Huizink, Anja C Symptoms of anxiety and depression in childhood and use of MDMA: prospective, population based study. [electronic resource] - BMJ (Clinical research ed.) Apr 2006 - 825-8 p. digital Publication Type: Journal Article; Research Support, Non-U.S. Gov't ISSN: 1756-1833 Standard No.: 10.1136/bmj.38743.539398.3A doi Subjects--Topical Terms: AdolescentAdultAnxiety Disorders--complicationsChildChild, PreschoolDepressive Disorder--complicationsFemaleHallucinogensHumansLongitudinal StudiesMaleN-Methyl-3,4-methylenedioxyamphetamineNetherlands--epidemiologyPrevalenceProspective StudiesRegression AnalysisSubstance-Related Disorders--epidemiologySurvival Analysis