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Article History

Received: 24 February 2021

Accepted: 17 June 2021

First Online: 8 July 2021

Declarations

:

: The authors have no relevant financial or non-financial interests to disclose.

: This study was performed in line with the principles of the Declaration of Helsinki. Approval was granted by the Ethics Committee of Clinical Centre Niš, Serbia (protocol number 24722/7).

: Informed consent was obtained from all individual participants included in the study.

: Informed consent was obtained from all individual participants included in the study.

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