title: Public health in big cities: looking back, looking forward.
authors.affiliation: County of Los Angeles Department of Public Health, Los Angeles, California.
authors.forename: Jonathan E
authors.initials: JE
authors.lastname: Fielding
mesh_terms: D006293:Health Promotion / Q000379:methods*; D006801:Humans; D011634:Public Health / Q000379:methods* / Q000592:standards*; D019037:Urban Health Services / Q000639:trends*