Prognostic Role of Serum Albumin Levels in Elderly Patients With Non-Valvular Atrial Fibrillation. - Armentaro G; Crudo G; Menichelli D; Daidone M; Severini G; Fuoco C; Panza A; Pignatelli P; Andreozzi F; Sesti G; Violi F; Pastori D; et al. (European journal of clinical investigation, 2026)