Višnjić, Aleksandar
Kovačević, Predrag
Veličkov, Asen
Stojanović, Mariola
Mladenović, Stefan https://orcid.org/0000-0002-6463-9706
Article History
Received: 28 August 2020
Accepted: 23 November 2020
First Online: 29 November 2020
Ethics approval and consent to participate
: The study procedures were carried out in accordance with the Declaration of Helsinki and approval of the Ethical Committee of the Faculty of Medicine of the University of Niš.
: Written informed consent from the patients was obtained.
: The authors declare no conflict of interest.