Subspecialty systems for primary care providers: a new alliance.
Ault
M J
MJ
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