Min, Chanyang
Bang, Woo Jin
Kim, Miyoung
Oh, Dong Jun
Choi, Hyo Geun
Article History
Received: 7 January 2019
Accepted: 4 March 2019
First Online: 9 March 2019
Compliance with ethical standards
: The Ethics Committee of Hallym University (2014-I148) approved the use of the data from the Korean National Health Insurance Service-National Sample Cohort (NHIS-NSC). The Institutional Review Board waived the requirement for written informed consent.
: None.