title: Reducing unnecessary blood cross-matching.
authors: B A
authors: BA
authors: McCormick
authors: J
authors: J
authors: Brown
authors: R
authors: R
authors: Davies
authors: D J
authors: DJ
authors: Sanders
mesh_terms: D001788:Blood Grouping and Crossmatching / Q000706:statistics & numerical data*; D004739:England; D005265:Femoral Neck Fractures / Q000601:surgery; D006801:Humans; D017410:Practice Guidelines as Topic; D012189:Retrospective Studies; D019564:Unnecessary Procedures