title: Health campaign channels: tradeoffs among reach, specificity, and impact.
authors.forename: C
authors.initials: C
authors.lastname: Schooler
authors.forename: S H
authors.initials: SH
authors.lastname: Chaffee
authors.forename: J A
authors.initials: JA
authors.lastname: Flora
authors.forename: C
authors.initials: C
authors.lastname: Roser
mesh_terms: D000569:Americas; D001695:Biology; D002140:California; D002319:Cardiovascular System; D003142:Communication; D003710:Demography; D019049:Developed Countries; D004493:Education; D005069:Evaluation Studies as Topic; D006266:Health Education; D008402:Mass Media; D009524:Newspapers as Topic; D009656:North America; D009934:Organization and Administration; D010174:Pamphlets; D010827:Physiology; D011153:Population; D011154:Population Characteristics; D015397:Program Evaluation; D013690:Television; D014481:United States; D014505:Urban Population
keywords: Americas; Biology; Broadcast Media; California; Cardiovascular Effects--prevention and control; Communication; Communication Programs; Demographic Factors; Developed Countries; Education; Evaluation; Evaluation Report; Health Education; Mass Media; Newspapers; North America; Northern America; Organization And Administration; Pamphlets; Physiology; Population; Population Characteristics; Printed Media; Program Effectiveness; Program Evaluation; Programs; Television; United States; Urban Population