Silva, A. I., Fonseca, D., Castro, J., Lusquinhos, J. and Sampaio, C. (2021) “Parturients with COVID-19 undergoing anaesthesia or analgesia for labor, delivery or cesarean section: a retrospective observational study”, Journal of the Portuguese Society of Anesthesiology, 29(4), pp. 192–198. doi: 10.25751/rspa.20941.