Article History
Received: 1 October 2020
Accepted: 23 December 2020
First Online: 13 January 2021
Compliance with ethical standards
:
: The study was approved by the ethics committee conducted according to the ethics guidelines set out in the Declaration of Helsinki. Verbal and written consent was obtained from the participants. All participants were informed about the purpose and design of the study and were ensured anonymity and confidentiality. Participation in the study was voluntary.
: Not applicable
: The authors declare that they have no competing interests.