title: Patient safety: Part 2 of 3. Hole system approach.
authors.forename: Helen
authors.initials: H
authors.lastname: Mooney
mesh_terms: D006779:Hospitals, Public; D006801:Humans; D019300:Medical Errors / Q000517:prevention & control; D017751:Safety Management / Q000458:organization & administration*; D013597:Systems Analysis; D006113:United Kingdom