Franciszek Szweda, Katarzyna Pinkowska, Tomasz Poczwardowski, Adrianna Kaczmarek, Katarzyna Anna Kowalska, Jakub Tomasz Latos, Marcin Chwalczuk, et al. “COMPARATIVE EFFECTIVENESS OF PAIN-RELIEF METHODS DURING LABOUR: A LITERATURE REVIEW”. International Journal of Innovative Technologies in Social Science 1, no. 1(49) (January 16, 2026). Accessed June 16, 2026. https://rspublisher.org/index.php/ijitss/article/view/4573.