Woo Kyoung Jeong, Jung Hwan Baek, Seung Eun Jung, Kyung Hyun Do, Hwan Seok Yong, Min-Jeong Kim, Miyoung Choi, Min Lee, Sol Ji Choi, Ae Jeong Jo, Jin A Choi

J Korean Med Sci.2016;31(Suppl 1):S38-S44.   Published online 2016 January 29     DOI: http://dx.doi.org/10.3346/jkms.2016.31.S1.S38