Long-term case management using a national network of physicians.
D006264:Health Benefit Plans, Employee / Q000458:organization & administration*; D007221:Industry; D007348:Insurance, Health / Q000458:organization & administration*; D010347:Patient Care Planning / Q000379:methods*; D010820:Physicians; D012017:Referral and Consultation / Q000191:economics*; D014481:United States