MICHALCZYK, Michał; TORBÉ, Dorota; TORBÉ, Andrzej. Analysis of the frequency of cesarean sections, vaginal interventions and birth canal injuries in various methods of anesthesia during labor. Journal of Education, Health and Sport, [S. l.], v. 8, n. 9, p. 465–474, 2018. Disponível em: https://apcz.umk.pl/JEHS/article/view/5869. Acesso em: 28 jun. 2025.