Roczniak, K., Babuśka-Roczniak, M., Wojtanowska Kaczka, M., Lyubinets, O., & Roczniak, W. (2020). An example of health training for pregnant women. Journal of Education, Health and Sport, 10(6), 179–185. https://doi.org/10.12775/JEHS.2020.10.06.020