Long term follow up of direct oral anticoagulants and warfarin therapy on stroke, with all-cause mortality as a competing risk, in people with atrial fibrillation: Sentinel network... oleh Simon de Lusignan, F D Richard Hobbs, Harshana Liyanage, Julian Sherlock, Filipa Ferreira, Manasa Tripathy, Christian Heiss, Michael Feher, Mark P Joy