title: The appropriateness method.
authors.forename: Paul
authors.initials: P
authors.lastname: Shekelle
mesh_terms: D017558:Elective Surgical Procedures; D004921:Erythropoietin / Q000627:therapeutic use*; D006801:Humans; D009985:Orthopedics; D010818:Practice Patterns, Physicians'; D011300:Preoperative Care; D011994:Recombinant Proteins
chemical_list: D011994:Recombinant Proteins; D004921:Erythropoietin