Shin, Hyun-Young https://orcid.org/0000-0001-7261-3365
Funding for this research was provided by:
Korean Academy of Family Medicine (2016)
Article History
Received: 15 September 2019
Accepted: 29 April 2020
First Online: 8 May 2020
Ethics approval and consent to participate
: All participants provided written informed consent, and this study was approved by the Myongji Hospital Institutional Review Board (MJH-16-097).
: Not applicable.
: The authors declare that they have no competing interest.