Article History
Received: 26 December 2016
Accepted: 2 April 2018
First Online: 27 April 2018
Compliance with Ethical Standards
:
: There are no financial, personal, or academic conflicts of interest.
: Ethical approval for this research was not required. Questions for patients were formulated in such a manner that did not allow an invasion of privacy or recollection of unpleasant events.