Nojarov, Peter http://orcid.org/0000-0002-9635-2304
Nikolova, Mariyana
Funding for this research was provided by:
Ministry of Education and Science of Bulgaria (Д01-363/17.12.2020)
Article History
Received: 16 February 2022
Accepted: 13 June 2022
First Online: 6 July 2022
Declarations
:
: The authors have no relevant financial or non-financial interests to disclose.
: Ethical approval is not applicable for this article. This article does not contain any studies with human or animal subjects. There are no human subjects in this article, and informed consent is not applicable.