title: Subspecialty systems for primary care providers: a new alliance.
authors.forename: M J
authors.initials: MJ
authors.lastname: Ault
mesh_terms: D001249:Asthma / Q000175:diagnosis / Q000628:therapy; D006801:Humans; D008329:Managed Care Programs / Q000458:organization & administration*; D008511:Medicine / Q000458:organization & administration*; D011320:Primary Health Care / Q000458:organization & administration*; D013038:Specialization; D014481:United States