Left Atrial Myxoma in a Child: An Uncommon Presentation of a Rare Tumour in Early Age. Cardiovascular Journal, [S. l.], v. 4, n. 2, p. 171–173, 2012. DOI: 10.3329/cardio.v4i2.10462. Disponível em: https://www.banglajol.info/index.php/CARDIO/article/view/10462. Acesso em: 3 jul. 2026.