title: Medical participation in control of open-panel medical prepayment plans.
mesh_terms: D006077:Government Agencies; D006123:Group Practice / Q000331:legislation & jurisprudence*; D006125:Group Practice, Prepaid / Q000331:legislation & jurisprudence*; D006279:Health Maintenance Organizations / Q000191:economics / Q000331:legislation & jurisprudence*; D006801:Humans; D014481:United States