title: Cigna to acquire Equicor from HCA, Equitable.
authors: P J
authors: PJ
authors: Kenkel
mesh_terms: D006761:Hospitals; D006777:Hospitals, Proprietary; D007341:Insurance; D007343:Insurance Carriers; D008329:Managed Care Programs / Q000458:organization & administration*; D009096:Multi-Institutional Systems; D015143:Philadelphia; D013714:Tennessee