title: The multiple layers of prevention science research.
authors.forename: Joel L
authors.initials: JL
authors.lastname: Nitzkin
mesh_terms: D018672:Community Health Planning; D006284:Health Plan Implementation; D006801:Humans; D017146:Models, Organizational; D011057:Politics; D011315:Preventive Medicine / Q000379:methods*; D011634:Public Health; D036301:Qualitative Research; D012107:Research Design