Gomes da Cunha, J., A. . Lopes, R. Santos Almeida, S. Santos Pereira, R. Veiga, B. Quental, and V. Romão. “Pneumomediastinum As a Complication of SARS-CoV-2 Infection: Case Series”. Internal Medicine, vol. 30, no. 4, Dec. 2023, pp. 228-35, doi:10.24950/rspmi.2062.