“Differential Risk of Intracranial Hemorrhage in Patients With Non-Valvular Atrial Fibrillation With Usage of Novel Oral Anticoagulants Vs. Warfarin. Systematic Review and Analysis of Subpopulations”. Universitas Medica, vol. 58, no. 2, Aug. 2017, https://doi.org/10.11144/Javeriana.umed58-2.warf.