title: The need-to-know principle.
authors.forename: P
authors.initials: P
authors.lastname: McMullen
mesh_terms: D003142:Communication; D003219:Confidentiality; D005376:Financial Management / Q000331:legislation & jurisprudence*; D006801:Humans; D009741:Nursing Staff, Hospital; D012308:Risk Management / Q000331:legislation & jurisprudence*; D014481:United States