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Authors
Mutafchieva, Maria Zaharieva https://orcid.org/0000-0002-7035-1709
Draganova, Milena Nenkova
Tomov, Georgi Tomchev
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Funding
Funding for this research was provided by:
European Union-Next Generation EU, through the National Recovery and Resilience Plan of the Republic of Bulgaria (BG-RRP-2.004–0007-C01)
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Article History
Received: 23 January 2025
Accepted: 6 March 2025
First Online: 26 March 2025
Declarations
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: All procedures performed in studies involving human participants were in accordance with the ethical standards of the institutional and/or national research committee and with the 1964 Helsinki declaration and its later amendments or comparable ethical standards. The research protocol was approved by the Ethics Committee of Medical University Plovdiv (project HO-03/2014 P-3716/07.10.2014).
: Informed consent was obtained from all individual participants included in the study.
: For this type of study consent for publication is not required.
: The authors declare no competing interests.
