Clinic of Neurology;
Marienhospital Kevelaer;
Kevelaer;
Germany;
Department of Neurology;
Kreisklinikum Siegen;
Siegen;
Germany;
Department of Neurology;
Philipps-University Marburg;
Marburg;
Germany;
Department of Neurology;
Saxon Hospital Arnsdorf;
Arnsdorf/Dresden;
Germany;
Thrombin; Inhibitor; Factor; Xa; Inhibitor; Dabigatran; Rivaroxaban; Cerebral; Embolism; Atrial; Fibrillation;