Funding for this research was provided by:
Korea Health Technology R&D Project through the Korea Health Industry Development Institute (KHIDI), funded by the Ministry of Health & Welfare, Republic of Korea (HI19C0811)
Article History
Received: 13 February 2020
Accepted: 3 June 2020
First Online: 10 June 2020
Ethics approval and consent to participate
: Not applicable.
: Not applicable.
: The authors declare that they have no conflicts of interest.