Studniczek, Anna, Karolina Kossakowska, and Kinga Bobrowska. “Concerns about the Psychological and Physiological Aspects of Pregnancy, Childbirth and Puerperium Among Childless Women”. Quarterly Journal Fides et Ratio 43, no. 3 (October 29, 2020): 238–259. Accessed September 6, 2025. https://fidesetratio.com.pl/ojs/index.php/FetR/article/view/305.