Zgodzińska, K., Ślizień-Kuczapska, E., Tęsny, T., Czeczelewski, M., Sys, D. i Rabijewski, M. 2023. A cross-sectional study on Polish Medical Students’ knowledge of Fertility Awareness-based Methods. Kwartalnik Naukowy Fides et Ratio. 55, 3 (wrz. 2023), 19-26. DOI:https://doi.org/10.34766/fetr.v55i3.1195.