Georgieva, Stela https://orcid.org/0000-0001-8519-6214
Todorov, Petar
Nikolov, Spas
Dzhambazova, Elena
Peneva, Petia
Assenov, Borislav
Pechlivanova, Daniela
Article History
Received: 25 January 2022
Accepted: 30 March 2022
First Online: 19 April 2022
Declarations
:
: The authors declare that they have no conflict of interest.
: All procedures were performed in agreement with the European Communities Council Directive 2010/63/EU. The experimental design was approved by the Institutional Ethics Committee. There are no human participants.