Warfarin doses for anticoagulation therapy in elderly patients with chronic atrial fibrillation. Clinics, [S. l.], v. 67, n. 6, p. 543–546, 2012. DOI: 10.6061/clinics/2012(06)01. Disponível em: https://revistas.usp.br/clinics/article/view/40005.. Acesso em: 12 may. 2024.