Kisil, D, and T. Fotina. 2021. “Definition of Efficiency Therapeutic and Preventive Measures Against Infectious Diseases of Bees When Installing in a Nest of Bees Frames Contaminated With American Foul Brood Pathogen (Bacillus Larvae) ”. Bulletin of Sumy National Agrarian University. The Series: Veterinary Medicine, no. 1 (48) (January), 32-36. https://doi.org/10.32845/bsnau.vet.2020.1.5.