Svensson, L. K., Chmielewski, G., Domellöf, M., Konarska, Z., Pieścik-Lech, M., Späth, C., Szajewska, H., Chmielewska, A. (2026). Iron in breastfed infants and behavior at 3 years: a randomized trial. Scientific Reports. https://doi.org/10.1038/s41598-026-56401-z