The transition to managed care: implications for the rheumatology community.
Callahan
L F
LF
Yelin
E H
EH
D006801:Humans; D008329:Managed Care Programs / Q000458:organization & administration*; D009936:Organizational Innovation; D012216:Rheumatic Diseases / Q000628:therapy*; D012219:Rheumatology / Q000458:organization & administration*