Krupitsky, Evgeny Randomized trial of long-acting sustained-release naltrexone implant vs oral naltrexone or placebo for preventing relapse to opioid dependence. [electronic resource] - Archives of general psychiatry Sep 2012 - 973-81 p. digital Publication Type: Comparative Study; Journal Article; Multicenter Study; Randomized Controlled Trial; Research Support, N.I.H., Extramural ISSN: 1538-3636 Standard No.: 10.1001/archgenpsychiatry.2012.1a doi Subjects--Topical Terms: Administration, OralAdolescentAdultCombined Modality TherapyCounselingDelayed-Action PreparationsDose-Response Relationship, DrugDouble-Blind MethodDrug Administration ScheduleDrug ImplantsHeroin Dependence--rehabilitationHumansNaltrexone--administration & dosageNarcotic Antagonists--administration & dosageRussiaSecondary PreventionSubstance Abuse DetectionYoung Adult