Biagi P, Abate L, Alessandri M, Bocchini S, Verdiani V, PettinàG, Nozzoli C. Heart failure with preserved systolic function: prevalence and clinical features in a cohort of patients admitted to internal medicine units. The study PRESYF-HF Tuscany. Monaldi Arch Chest Dis [Internet]. 2016 Feb. 1 [cited 2024 Apr. 24];68(3). Available from: https://www.monaldi-archives.org/macd/article/view/449