Branquinho Pinheiro, R., Pereira, M., Pereira, C., Froes, F. and Pinto, P. 2023. The Past in the Present: A Historical Cause as an Indication for Non-Invasive Ventilation. Acta Médica Portuguesa. 36, 12 (Dec. 2023), 854–855. DOI:https://doi.org/10.20344/amp.20611.