Effect of Butaselmevit-Plus on the immune system of piglets during and after weaning

T. V. Martyshuk, B. V. Gutyj, M. M. Zhelavskyi, С. В. Мидык, А. М. Федорченко, В. Б. Тодорюк, T. B. Nahirniak, Ya. V. Kisera, H. V. Klym, V. Chemerys, N. D. Levkivska, I.I. Iglitskej