title: Close calls in patient safety: should we be paying closer attention?
authors.forename: Albert W
authors.initials: AW
authors.lastname: Wu
authors.forename: Clifford M
authors.initials: CM
authors.lastname: Marks
mesh_terms: D006801:Humans; D061214:Patient Safety; D012308:Risk Management / Q000379:methods; D017751:Safety Management / Q000379:methods*