Pneumomediastinum as a manifestation of a bronchial carcinoid tumour: a very rare association of two uncommon diseases. Emergency Care Journal, [S. l.], v. 20, n. 3, 2024. DOI: 10.4081/ecj.2024.12651. Disponível em: https://www.pagepressjournals.org/ecj/article/view/12651. Acesso em: 12 may. 2026.