Left Atrial Myxoma in a Child: An Uncommon Presentation of a Rare Tumour in Early Age. Cardiovascular Journal, [S. l.], v. 4, n. 1, p. 99–101, 2012. DOI: 10.3329/cardio.v4i1.9399. Disponível em: https://banglajol.info/index.php/CARDIO/article/view/9399. Acesso em: 25 jun. 2026.