title: Local knowledge to enable local action.
authors.forename: Jonathan E
authors.initials: JE
authors.lastname: Fielding
authors.forename: Thomas R
authors.initials: TR
authors.lastname: Frieden
mesh_terms: D000328:Adult; D002648:Child; D006291:Health Policy; D006301:Health Services Needs and Demand / Q000706:statistics & numerical data / Q000639:trends*; D006306:Health Surveys; D006801:Humans; D015141:Los Angeles; D011634:Public Health / Q000639:trends*