DIMITROVA, I.; GROUDEVA, V. Persistent left superior vena cava mimicking left atrial mass on echocardiography. Acta Medica Bulgarica, Sofia, Bulgaria, v. 53, n. Suppl 1, p. 132–137, 2026. DOI: 10.2478/AMB-2026-0023. Disponível em: https://journals.mu-sofia.bg/index.php/amb/article/view/545.. Acesso em: 7 feb. 2026.