Pneumomediastinum: Experience with 87 Patients. Acta Medica Academica, [S. l.], v. 52, n. 2, p. 88–94, 2023. DOI: 10.5644/ama2006-124.408. Disponível em: https://www.ama.ba/index.php/ama/article/view/530. Acesso em: 23 aug. 2025.