title: Community-based intervention trials.
authors.forename: B R
authors.initials: BR
authors.lastname: Kirkwood
authors.forename: R H
authors.initials: RH
authors.lastname: Morrow
mesh_terms: D002986:Clinical Trials as Topic; D003153:Community Health Services / Q000458:organization & administration / Q000592:standards*; D006302:Health Services Research / Q000379:methods*; D006801:Humans; D011897:Random Allocation; D012107:Research Design