title: N.C. system files suit over state PPO plan.
authors: E
authors: E
authors: Gardner
mesh_terms: D017047:Cost Sharing / Q000331:legislation & jurisprudence; D009096:Multi-Institutional Systems / Q000331:legislation & jurisprudence; D009657:North Carolina; D011243:Preferred Provider Organizations / Q000331:legislation & jurisprudence*; D013221:State Health Plans / Q000331:legislation & jurisprudence*; D014481:United States