Baek, Jiwon http://orcid.org/0000-0001-9215-7256
Kim, Kyung Hee http://orcid.org/0000-0003-0260-2649
Choi, Jae Wook http://orcid.org/0000-0002-1996-7524
Article History
Received: 28 July 2021
Accepted: 25 April 2022
First Online: 11 May 2022
Declarations
:
: All survey protocols were approved by the Korea University Institute Review Board (KUIRB-2020-0077-01), and all methods were carried out in accordance with its guidelines and regulations. The subjects were all over 18 years old, and informed consent was obtained from all subjects before the survey.
: Not applicable.
: The authors declare that they have no competing interests.