Gligorijevic, N.
Robajac, D.
Nedic, O.
Article History
Received: 3 April 2019
Revised: 8 June 2019
Accepted: 24 June 2019
First Online: 18 October 2019
Ethics
: <b>Conflict of interest.</b> The authors declare no conflict of interest in financial or any other area.
: <b>Compliance with ethical standards.</b> This study was approved by the Ethical Committee of the Institute for the Application of Nuclear Energy (INEP). All procedures performed in studies involving human participants were in accordance with the ethical standards of the institutional and/or national research committee 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.