REVIEWS

SARS-CoV-2 pandemic and its threats to humans and animals ... Kania B.F., et al. [ summary ] 5

Herbs and phytogenic feed additives in poultry nutrition Makała H. [ summary ] 11

ORIGINAL PAPERS

Pathogens isolated from bovine clinical mastitis ... Ardıclı O., et al. [ summary ] 19

Determination of pregnancy protein levels to distinguish singleton ... Akkuş T., et al. [ summary ] 25

Characteristics and prediction of subclinical hypocalcemia in dairy ... Ma X., et al. [ summary ] 31

Rabies virus spread in central and north-eastern regions of Ukraine Omelchenko H. O., et al. [ summary ] 36