Tronov, V. A.
Nekrasova, E. I.
Ostrovsky, M. A.
Article History
Received: 6 March 2018
First Online: 27 December 2018
COMPLIANCE WITH ETHICAL STANDARDS
: <i>Сonflict of interests</i>. The authors declare that they have no conflict of interest.
: <i>Statement on the welfare of animals</i>. The ethical principles and requirements stated in the World Medical Association Declaration of Helsinki: ExternalRef removed) were followed.