Medvediev, V. V.
Oleksenko, N. P.
Pichkur, L. D.
Verbovska, S. A.
Savosko, S. I.
Draguntsova, N. G.
Lontkovskiy, Yu. A.
Vaslovych, V. V.
Tsymbalyuk, V. I.
Article History
Received: 25 June 2021
Revised: 21 September 2021
Accepted: 18 March 2022
First Online: 19 April 2022
COMPLIANCE WITH ETHICAL STANDARDS
: <i>Conflict of interests</i>. The authors declare that they have no conflict of interests.
: <i>Statement on the welfare of animals</i>. The study observed all standards of bioethics and humane treatment of animals, which were stipulated under the EU Council Directive 86/609/EEC On the Approximation of Laws, Regulations, and Administrative Provisions of the Member States regarding the Protection of Animals Used for Experimental and Other Scientific Purposes (1986), the European Convention for the Protection of Vertebrate Animals Used for Experimental and Other Scientific Purposes (1986)<b>,</b> and Ukrainian Law no. 3447-IV On the Protection of Animals from Cruelty (2006). The investigations were sanctioned by the Commission on Bioethics of the Romodanov Neurosurgery Institute, National Academy of Medical Sciences of Ukraine (protocol no. 30 of April 11, 2019).