Article History
Received: 24 September 2018
Accepted: 17 October 2019
First Online: 6 November 2019
Ethics approval and consent to participate
: Medical ethical approval was obtained via the national Medical Ethics Review Committee for Institutions on Mental Health Care (METC 12–255). All respondents provided written informed consent after being informed on the study.
: Not applicable.
: The authors declare that they have no competing interests.