Administrative costs of Medicare contractors: Blue Cross plans versus commercial intermediaries.
D000704:Analysis of Variance; D054598:Blue Cross Blue Shield Insurance Plans / Q000191:economics* / Q000458:organization & administration; D003365:Costs and Cost Analysis; D007341:Insurance / Q000191:economics*; D007343:Insurance Carriers / Q000191:economics* / Q000458:organization & administration; D007344:Insurance Claim Reporting / Q000191:economics; D007349:Insurance, Health, Reimbursement / Q000191:economics; D007350:Insurance, Hospitalization / Q000191:economics*; D006278:Medicare / Q000191:economics* / Q000458:organization & administration; D014481:United States