Yanko, R., M. Levashov, O. Chaka, and S. Safonov. 2020. “Histomorphological Changes in the Rat Pancreas After Methionine Administration”. The Journal of V.N.Karazin Kharkiv National University. Series «Biology» 35 (December), 117-23. https://doi.org/10.26565/2075-5457-2020-35-13.