Insurers, hospitals, employers... patients and doctors.
Weinberg
Sylvan Lee
SL
D034462:Dissent and Disputes; D017049:Employer Health Costs; D017722:Hospital Charges; D006788:Hospitals, Voluntary / Q000191:economics; D006801:Humans; D008329:Managed Care Programs; D009820:Ohio; D010361:Patients; D010820:Physicians; D014481:United States