Kim, Seung Woo
Choi, Young-Chul
Kim, Seung Min
Shim, Hyo Sup
Shin, Ha Young
Funding for this research was provided by:
National Research Foundation of Korea (2016R1C1B1010120)
Article History
Received: 28 November 2018
Revised: 25 January 2019
Accepted: 30 January 2019
First Online: 6 February 2019
Compliance with ethical standards
:
: None of the authors has any conflicts of interest to disclose.
: The study including human participants has been approved by the Severance Hospital Institutional Review Board (Approval No. 4-2018-0869) and has, therefore, been performed in accordance with the Declaration of Helsinki.