title: Public health aspects and optimal systems for ambulatory care.
authors: D
authors: D
authors: David
authors: E L
authors: EL
authors: Michelson
authors: L S
authors: LS
authors: Dreifus
mesh_terms: D000553:Ambulatory Care / Q000191:economics / Q000458:organization & administration; D003363:Cost Control; D003695:Delivery of Health Care; D006801:Humans; D011322:Primary Prevention; D011634:Public Health; D014481:United States