Sokolova, E. M.
Neshev, N. I.
Article History
Received: 12 December 2019
Revised: 12 December 2019
Accepted: 13 March 2020
First Online: 1 September 2020
COMPLIANCE WITH ETHICAL STANDARDS
: All applicable international, national basic and institutional principles of care and use animals when doing work have been respected.
: The authors declare that there is no conflict of interests.