Jeremic Stojkovic, Vida http://orcid.org/0000-0001-6170-9679
Cvjetkovic, Smiljana
Matejic, Bojana
Gazibara, Tatjana
Article History
Received: 2 May 2020
Revised: 27 July 2020
Accepted: 12 August 2020
First Online: 19 August 2020
Compliance with ethical standards
:
: The authors declare that they have no conflict of interest.
: All procedures performed in studies involving human participants were in accordance with the ethical standards of the institutional research committee (Ethics Committee of the University of Belgrade Faculty of Medicine, reference number: 29/VI-1) and with the 1964 Helsinki declaration and its later amendments or comparable ethical standards.
: Informed consent was obtained from all individual participants included in the study.