MAHMOOD, Manzoor; HOQUE, Harisul. Third and Fourth Heart Sounds: Clinical and Haemodynamic Significance. University Heart Journal, [S. l.], v. 15, n. 2, p. 40, 2019. DOI: 10.3329/uhj.v15i2.42644. Disponível em: https://www.banglajol.info/index.php/UHJ/article/view/42644. Acesso em: 11 sep. 2025.