O. V. Muracheva
Moscow State Academy of Veterinary Medicine and Biotechnology – Moscow Veterinary Academy named after K.I. Scriabin"
Russian Federation

 postgraduate student of the Department of Veterinary Surgery 

S. V. Pozyabin
Moscow State Academy of Veterinary Medicine and Biotechnology – Moscow Veterinary Academy named after K.I. Scriabin"
Russian Federation

Doctor of Veterinary Sciences, Professor, Head of the Department of Veterinary Surgery, Rector  

V. S. Starynina
Moscow State Academy of Veterinary Medicine and Biotechnology – Moscow Veterinary Academy named after K.I. Scriabin"
Russian Federation

Candidate of Veterinary Sciences, senior lecturer at the Department of Veterinary Surgery