Staykov, Hristian
Lazarova, Maria http://orcid.org/0000-0003-0137-3258
Hassanova, Yozljam
Stefanova, Miroslava http://orcid.org/0000-0003-1176-3890
Tancheva, Lyubka http://orcid.org/0000-0001-7112-3153
Nikolov, Rumen
Article History
Received: 24 December 2021
Accepted: 21 January 2022
First Online: 16 February 2022
Declarations
:
: The experiments have been performed strictly according to the national regulations and European Communities Council Directive (86/609/EEC) also Principles of laboratory animal care (NIH publication No. 85-23) concerning the protection of animals used for scientific and experimental purposes. All efforts and study design was made with purpose to minimize number of the animals and their suffering.
: The authors declare their consent for publication.
: The authors have no relevant financial or non-financial interests to disclose.