Article History
Received: 14 June 2018
Revised: 28 November 2018
Accepted: 13 January 2019
First Online: 24 January 2019
Compliance with ethical standards
:
: All authors declare that they have no conflict of interest.
: All procedures were in accordance with ethical standards of the National ethics committee of Slovenia on human experimentation and with the Helsinki Declaration of 1975, as revised in 2008.
: Informed consent was obtained from all patients for being included in the study.