title: Non-vitamin K oral anticoagulants in 'valvular' atrial fibrillation: a call for action.
authors.affiliation: Department of Cardiology, University Heart Center Zurich, Zurich, Switzerland.
authors.forename: Jan
authors.initials: J
authors.lastname: Steffel
authors.affiliation: Cardiology Department B, Oslo University Hospital, Oslo, Norway Faculty of Medicine, University of Oslo, Oslo, Norway dan.atar@online.no.
authors.forename: Dan
authors.initials: D
authors.lastname: Atar
mesh_terms: D000284:Administration, Oral; D000925:Anticoagulants / Q000627:therapeutic use*; D001281:Atrial Fibrillation / Q000188:drug therapy*; D002318:Cardiovascular Diseases / Q000188:drug therapy; D006801:Humans; D020521:Stroke; D014812:Vitamin K
chemical_list: D000925:Anticoagulants; D014812:Vitamin K