JONG, R. P.; OSMAN, K. Estimation of mitral valve degeneration with mitral regurgitation. Borneo International Journal eISSN 2636-9826, [S. l.], v. 2, n. 2, p. 1–15, 2019. Disponível em: https://majmuah.com/journal/index.php/bij/article/view/37. Acesso em: 18 oct. 2026.