Court upholds Blues' fee discounts.
D054598:Blue Cross Blue Shield Insurance Plans / Q000331:legislation & jurisprudence*; D003695:Delivery of Health Care / Q000191:economics*; D005251:Fees, Medical; D007350:Insurance, Hospitalization / Q000331:legislation & jurisprudence*; D007357:Insurance, Physician Services / Q000331:legislation & jurisprudence*; D008329:Managed Care Programs / Q000191:economics*; D010820:Physicians; D012237:Rhode Island