Evaluation of the Effect of Norepinephrine, Ephedrine and Phenylephrine on Prophylaxis and Treatment of Hemodynamic Changes Associated with Spinal Anesthesia in Elective Cesarean Section Surgeries. Journal of Pharmaceutical Negative Results, [S. l.], p. 1310–1317, 2022. DOI: 10.47750/pnr.2022.13.S03.205. Disponível em: https://www.pnrjournal.com/index.php/home/article/view/1042.. Acesso em: 23 jun. 2026.