Pokhodylo, N. T.
Martyak, R. L.
Rogovyk, M. P.
Matiychuk, V. S.
Obushak, M. D.
Article History
Received: 7 January 2021
Revised: 23 January 2021
Accepted: 26 January 2021
First Online: 24 May 2021
CONFLICT OF INTEREST
: The authors declare the absence of conflict of interest.