Fabian-Danielewska, Anna, Katarzyna Korabiusz, Agata Wawryków, Monika Stecko, Inga Janik-Fuks, Martyna Maciejewska, Ewa Grudzińska, and Magdalena Gibka. 2019. “Nutrition of Healthy Infants”. Journal of Education, Health and Sport 9 (7):299-302. https://apcz.umk.pl/JEHS/article/view/7142.