Robeva, Ralitsa http://orcid.org/0000-0003-4007-9713
Elenkova, Atanaska
Kirilov, Georgi
Zacharieva, Sabina
Funding for this research was provided by:
Medical University -Sofia (GRANT 2021, D120/04.06.2021)
Article History
Received: 1 March 2023
Accepted: 17 May 2023
First Online: 29 May 2023
Compliance with ethical standards
:
: The authors declare no competing interests.
: This study was performed in line with the principles of the Declaration of Helsinki. Approval was granted by the Ethics Committee of the Medical University—Sofia (26.05.2021/Protocol №16).
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