Point-of-Care Assessment of Direct Oral Anticoagulation in Acute Ischemic Stroke: Protocol for a Prospective Observational Diagnostic Accuracy Study.

"Conflict of Interest T.S. received grants from the German Federal Ministry of Health and Kurt Goldstein Institut, royalties from Astra-zeneca for consulting and from Dresden International University for serving as a program director and a lecturer of the Master's Program in Clinical Research. None of these activities were related to the current study. The other authors report no conflict of interest."

"Funding The study was funded by the Faculty of Medicine Carl Gustav Carus of the Technische Universität Dresden as well as the University Hospital Carl Gustav Carus Dresden. "

"The study has been conducted according to the current revised form of the Helsinki Declaration (2000, Edinburgh, Scotland). The study protocol has been approved by the institutional review board (IRB) of Technische Universität Dresden (Study reference: BO-EK 515102021). This study is registered with the German Clinical Trials Register DRKS00028597."