title: Variation in clinical practice - an impetus for change and improvement.
authors.affiliation: Norwegian Knowledge Centre for the Health Services, St. Olavs plass, 0130 Oslo, Norway. a-lindah@online.no
authors.forename: A K
authors.initials: AK
authors.lastname: Lindahl
mesh_terms: D017544:Aortic Aneurysm, Abdominal / Q000150:complications / Q000601:surgery*; D018890:Chemoprevention; D002985:Clinical Protocols; D017558:Elective Surgical Procedures; D057510:Endovascular Procedures; D005343:Fibrinolytic Agents / Q000008:administration & dosage; D006493:Heparin / Q000008:administration & dosage; D006801:Humans; D011183:Postoperative Complications; D010818:Practice Patterns, Physicians'; D006113:United Kingdom; D054556:Venous Thromboembolism / Q000209:etiology / Q000517:prevention & control*
chemical_list: D005343:Fibrinolytic Agents; D006493:Heparin