An, Jiyeon
Park, Cheol Keun
Kim, Moonsik
Joo, Jin Woo
Cho, Nam Hoon http://orcid.org/0000-0002-0045-6441
Article History
Received: 13 February 2020
Revised: 4 July 2020
Accepted: 11 August 2020
First Online: 20 August 2020
Compliance with ethical standards
: This study was approved by an institutional ethical board committee (IRB No: 4-2016-1086).
: The authors declare that they have no conflicts of interest.