Anaesthetic management of superior vena cava syndrome in a 14- year-old undergoing mediastinal mass excision: a case report. Port Harcourt Medical Journal, [S. l.], v. 20, n. 1, p. 74–79, 2026. DOI: 10.60787/phmj.v20i1.255. Disponível em: https://www.phmj.org.ng/index.php/home/article/view/255. Acesso em: 10 apr. 2026.