Góralczyk, K., Dziubak, A. and Kręźlewicz, A. 2021. Levels of Metals Harmful to Health in Various Types of Food. Studia Ecologiae et Bioethicae. 19, 1 (Mar. 2021), 115–122. DOI:https://doi.org/10.21697/seb.2021.19.1.10.