title: IPA payment policies for preventive services.
authors.forename: J T
authors.initials: JT
authors.lastname: Ashley
mesh_terms: D005251:Fees, Medical; D006293:Health Promotion / Q000379:methods*; D006801:Humans; D007193:Independent Practice Associations / Q000191:economics*; D009518:New York; D011314:Preventive Health Services / Q000191:economics*