Funding for this research was provided by:
Ministarstvo Prosvete, Nauke i Tehnološkog Razvoja (179006)
Text and Data Mining valid from 2019-09-20
Received: 18 March 2019
Accepted: 13 September 2019
First Online: 20 September 2019
Compliance with ethical standards
: The authors declare that they have no conflict of interest.
: Ethical board of Clinical Center Vojvodina, Serbia and Ethical board of Medical Faculty Novi Sad, University of Novi Sad, Serbia approved this study. The study was performed according to the Declaration of Helsinki.
: Signed informed consent was obtained from all individual participants included in the study.