title: Data on trial of anticoagulant is to be reanalyzed after discovery that investigators used faulty device.
authors.affiliation: The BMJ.
authors.forename: Deborah
authors.initials: D
authors.lastname: Cohen
mesh_terms: D001281:Atrial Fibrillation / Q000097:blood / Q000150:complications*; D004868:Equipment Failure; D065427:Factor Xa Inhibitors / Q000627:therapeutic use*; D006801:Humans; D019934:International Normalized Ratio / Q000295:instrumentation*; D000069552:Rivaroxaban / Q000627:therapeutic use*; D020521:Stroke / Q000097:blood / Q000517:prevention & control*
chemical_list: D065427:Factor Xa Inhibitors; D000069552:Rivaroxaban