LEZIAK, Milena, NIEDOBYLSKI, Sylwiusz, ŻAK, Klaudia, PIWOŃSKI, Michał, KRASOWSKA, Danuta and SKÓRZYŃSKA-DZIDUSZKO, Katarzyna. Oxytocin and postpartum depression - a possible treatment for depressed mothers. Journal of Education, Health and Sport. Online. 21 July 2020. Vol. 10, no. 7, pp. 161-172. [Accessed 14 January 2025]. DOI 10.12775/JEHS.2020.10.07.016.