title: Chilling effect. Dismissed HMO lawsuit against Pa. system may set precedent in antitrust cases.
authors.forename: Mark
authors.initials: M
authors.lastname: Taylor
mesh_terms: D016363:Antitrust Laws; D005607:Fraud / Q000331:legislation & jurisprudence; D006273:Health Facility Merger / Q000191:economics / Q000331:legislation & jurisprudence*; D006279:Health Maintenance Organizations / Q000191:economics* / Q000331:legislation & jurisprudence; D010414:Pennsylvania