Empire's conversion.
D054598:Blue Cross Blue Shield Insurance Plans / Q000191:economics*; D004465:Economic Competition; D006279:Health Maintenance Organizations / Q000191:economics / Q000331:legislation & jurisprudence*; D009518:New York; D009939:Organizations, Nonprofit / Q000191:economics*; D010067:Ownership / Q000191:economics; D011057:Politics; D013219:State Government