Making a go of Medicare risk contracting.
D000368:Aged; D003284:Contract Services / Q000191:economics*; D005376:Financial Management / Q000191:economics*; D006279:Health Maintenance Organizations / Q000191:economics*; D006801:Humans; D006278:Medicare / Q000458:organization & administration*; D009922:Oregon; D012306:Risk; D014481:United States