Michalczyk, M., Torbé, D. and Torbé, A. (2018) “Comparison of the subjective assessment of severity of pain during labor in various methods of pharmacological analgesia”, Journal of Education, Health and Sport, 8(10), pp. 141–148. Available at: https://apcz.umk.pl/JEHS/article/view/6155 (Accessed: 17 July 2024).