title: Predicting the Marginal Impact of Interventions - Issues and Challenges.
authors.affiliation: From the Division of STD Prevention, Centers for Disease Control and Prevention, Atlanta, GA.
authors.forename: Thomas L
authors.initials: TL
authors.lastname: Gift
authors.forename: Sevgi O
authors.initials: SO
authors.lastname: Aral
mesh_terms: D002985:Clinical Protocols; D003140:Communicable Disease Control / Q000379:methods; D006801:Humans; D008403:Mass Screening; D017063:Outcome Assessment, Health Care; D015397:Program Evaluation; D016032:Randomized Controlled Trials as Topic; D012749:Sexually Transmitted Diseases / Q000517:prevention & control*; D014481:United States / Q000453:epidemiology