Efficacy of Posterior Pericardiotomy to Prevent Postoperative Pericardial Effusion after Valvular Heart Surgery. Medical Forum Monthly, [S. l.], v. 32, n. 6, 2021. Disponível em: http://medicalforummonthly.com/index.php/mfm/article/view/1655.. Acesso em: 25 aug. 2026.