title: HMOs dump more Medicare patients.
authors: Carl
authors: C
authors: Bloice
mesh_terms: D000368:Aged; D054598:Blue Cross Blue Shield Insurance Plans / Q000191:economics; D002140:California; D005382:Financing, Personal / Q000191:economics; D006279:Health Maintenance Organizations / Q000191:economics* / Q000706:statistics & numerical data; D006801:Humans; D015273:Insurance Selection Bias; D020398:Medicare Part C / Q000191:economics* / Q000706:statistics & numerical data; D012051:Reimbursement Mechanisms / Q000191:economics