TY - GEN AU - Moore,S H AU - Martin,D P AU - Richardson,W C AU - Riedel,D C TI - Cost containment through risk-sharing by primary care physicians: a history of the development of United Healthcare SN - 0195-8631 PY - 1980///0926 KW - California KW - Health Benefit Plans, Employee KW - trends KW - Insurance, Health KW - Physicians, Family KW - Practice Management, Medical KW - Primary Health Care KW - economics KW - Private Practice KW - Reimbursement, Incentive KW - Utah KW - Washington N1 - Publication Type: Journal Article; Research Support, U.S. Gov't, P.H.S ER -