title: Skill mix. Does fewer mean better?
authors.forename: J
authors.initials: J
authors.lastname: O'Byrne
mesh_terms: D004526:Efficiency; D004739:England; D006801:Humans; D009738:Nursing Service, Hospital / Q000458:organization & administration*; D009739:Nursing Services / Q000458:organization & administration*; D009741:Nursing Staff, Hospital; D011795:Surveys and Questionnaires