Prescription for an H.M.O.: muscle, doctors and millions of bodies.
D000574:American Medical Association; D001291:Attitude of Health Personnel; D001294:Attitude to Health; D003256:Community Participation; D004470:Economics, Medical; D006123:Group Practice; D006279:Health Maintenance Organizations; D006285:Health Planning; D007348:Insurance, Health; D007350:Insurance, Hospitalization; D007357:Insurance, Physician Services; D010414:Pennsylvania; D014481:United States