Outcome measurement issues in drug abuse prevention studies.
Dwyer
J H
JH
Institute for Health Promotion and Disease Prevention Research, Alhambra, CA 91803-1358.
MacKinnon
D P
DP
D006801:Humans; D015994:Incidence; D008137:Longitudinal Studies; D008722:Methods; D015233:Models, Statistical; D017063:Outcome Assessment, Health Care; D019966:Substance-Related Disorders / Q000453:epidemiology / Q000517:prevention & control*