Managed-care shake-up. Two major Mich. players leaving insurance business.
Benko
Laura B
LB
D019981:Health Care Sector / Q000458:organization & administration / Q000639:trends*; D006273:Health Facility Merger; D008329:Managed Care Programs / Q000458:organization & administration / Q000639:trends*; D008824:Michigan; D010067:Ownership