Nikolic, Aleksandra
Despotovic, Jovana
Babic, Tamara
Antic, Jadranka
Markovic, Srdjan
Krivokapic, Zoran
Radojkovic, Dragica
Article History
Received: 30 September 2020
Revised: 19 February 2021
Accepted: 18 May 2022
First Online: 16 June 2022
COMPLIANCE WITH ETHICAL STANDARDS
: <i>Conflict of interest.</i> The authors declare that they have no conflicts of interest.
: <i>Statement of compliance with standards of research involving humans as subjects.</i> The study was conducted in compliance with principles of ethical research involving humans. The study was approved by the Ethics Committee of the Clinical Center of Serbia and cataloged under number 1856/6. Informed consent was obtained from all study subjects.