title: HMO disputes on coverage often don't involve necessity.
authors.forename: Rhonda L
authors.initials: RL
authors.lastname: Rundle
mesh_terms: D003657:Decision Making; D034462:Dissent and Disputes; D006279:Health Maintenance Organizations / Q000191:economics*; D006801:Humans; D007342:Insurance Benefits; D007345:Insurance Claim Review; D019458:Insurance Coverage; D014481:United States