ANSARI, Sanjida et al. Frequency of Transition of patients with NYHA class III / IV to NYHA class I / II / III of stage C and D Heart Failure with Pharmacotherapy in a Tertiary Level Hospital. University Heart Journal, [S. l.], v. 18, n. 1, p. 14–21, 2022. DOI: 10.3329/uhj.v18i1.57875. Disponível em: https://www.banglajol.info/index.php/UHJ/article/view/57875. Acesso em: 2 sep. 2025.