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Article History

Received: 5 June 2024

Accepted: 5 October 2024

First Online: 23 October 2024

Declarations

:

: The study protocol was designed in accordance with the ethical guidelines of the 1975 Declaration of Helsinki. It was then discussed and approved by the local ethics committee of Kazan State Medical University vide protocol No. 6 on June 22, 2021. Participation in the study was voluntary, and participants signed an informed consent form to participate in the study. The participants were informed about the study in an easy-to-understand language and confidentiality was guaranteed. The participants were also apprised of potential risks during laboratory examinations. The participants had access to their results and the option to opt out of the study at any time.

: The participants were assured of the full anonymity of their data. The participants provided voluntary consent to use their data for publication and other presentation purposes.

: The authors declare no competing interests.