Hyo Soung Cha, Tae Sik Yoon, Ki Chung Ryu, Il Won Shin, Yang Hyo Choe, Kyoung Yong Lee, Jae Dong Lee, Keun Ho Ryu, Seung Hyun Chung

Healthc Inform Res.2015;21(2):95-101.   Published online 2015 April 30     DOI: http://dx.doi.org/10.4258/hir.2015.21.2.95