MICHALCZYK, Michał; TORBÉ, Dorota; TORBÉ, Andrzej. Comparison of the subjective assessment of severity of pain during labor in various methods of pharmacological analgesia. Journal of Education, Health and Sport, [S. l.], v. 8, n. 10, p. 141–148, 2018. Disponível em: https://apcz.umk.pl/JEHS/article/view/6155. Acesso em: 28 jun. 2025.