title: Higher standard. Ruling could make it tougher for antitrust plaintiffs.
authors.forename: Melanie
authors.initials: M
authors.lastname: Evans
mesh_terms: D016363:Antitrust Laws; D004465:Economic Competition / Q000331:legislation & jurisprudence; D019981:Health Care Sector / Q000331:legislation & jurisprudence; D009741:Nursing Staff, Hospital / Q000191:economics; D012456:Salaries and Fringe Benefits / Q000331:legislation & jurisprudence; D035521:Supreme Court Decisions; D014481:United States