title: Robert Hornik and Robert Orwin on Stephen Magura's "Failure of intervention or failure of evaluation: a meta-evaluation of the National Youth Anti-Drug Media Campaign Evaluation".
authors.affiliation: Annenberg School for Communication, University of Pennsylvania, Philadelphia, Pennsylvania 19104, USA. rhornik@asc.upenn.edu
authors.forename: Robert
authors.initials: R
authors.lastname: Hornik
authors.forename: Robert
authors.initials: R
authors.lastname: Orwin
mesh_terms: D006293:Health Promotion / Q000379:methods*; D006801:Humans; D008385:Marijuana Smoking / Q000517:prevention & control*; D015397:Program Evaluation / Q000379:methods*