Eun-Ho Lee, Jeong-Hyun Choi, Kyoung-Woon Joung, Ji-Yeon Kim, Seung-Hee Baek, Sung-Mi Ji, Ji-Hyun Chin, In-Cheol Choi

J Korean Med Sci.2015;30(10):1509-1516.   Published online 2015 September 12     DOI: http://dx.doi.org/10.3346/jkms.2015.30.10.1509