Funding for this research was provided by:
Ministarstvo Prosvete, Nauke i Tehnološkog Razvoja (175038)
Received: 10 March 2019
Accepted: 8 May 2019
First Online: 15 May 2019
Ethics approval and consent to participate
: All patients signed consent forms for data utilisation in the study as per Ethics Committee indication. Written informed consent was obtained from each subject, and the study protocol was approved by the Ethical Committee of University Clinical Center of Serbia.
: Not applicable.
: The authors declare that they have no competing interests.