HSAs encourage development of health maintenance organizations: hospitals need specific contractual agreement.
D003284:Contract Services / Q000191:economics*; D005376:Financial Management / Q000191:economics*; D006279:Health Maintenance Organizations / Q000191:economics / Q000458:organization & administration*; D006307:Health Systems Agencies; D006739:Hospital Administration; D007349:Insurance, Health, Reimbursement / Q000331:legislation & jurisprudence; D008824:Michigan; D014481:United States