Article History
Received: 9 July 2018
Accepted: 1 October 2018
First Online: 20 October 2018
Compliance with ethical standards
:
: On behalf of all authors, the corresponding author states that there is no conflict of interest.
: This study was approved by the Hungarian Medical Research Council in January 24, 2017 with the reference number of 3563-1.
: All participants were informed at the first page of the questionnaire that the survey is voluntary and anonymous.