Kwon S, Lee SR, Choi EK, Lee E, et al. Non-Vitamin K Antagonist Oral Anticoagulants in Patients With Atrial Fibrillation and Prior Gastrointestinal Bleeding. Stroke 2021 Jan 8:STROKEAHA120030761. doi: 10.1161/STROKEAHA.120.030761.
PMID: 33412904