title: Authors' reply to Williams.
authors: Department of Medicine, Division of Nephrology, University of Calgary, AB, Canada T2N 2T9 mjun@ucalgary.ca.
authors: Min
authors: M
authors: Jun
authors: Department of Medicine, Division of Nephrology, University of Calgary, AB, Canada T2N 2T9.
authors: Brenda R
authors: BR
authors: Hemmelgarn
mesh_terms: D000925:Anticoagulants / Q000009:adverse effects*; D001281:Atrial Fibrillation / Q000150:complications*; D005260:Female; D006470:Hemorrhage / Q000139:chemically induced*; D006801:Humans; D008297:Male; D051436:Renal Insufficiency, Chronic / Q000503:physiopathology*; D014859:Warfarin / Q000009:adverse effects*
chemical_list: D000925:Anticoagulants; D014859:Warfarin