Jung Seok Kim, Yeon Kyung Lee, Hwa Yeon Jeong, Seong Jae Kang, Min Woo Kim, Seung Hyun Ryu, Hong Sung Kim, Keun Sik Kim, Dong-Eun Kim, Yong Serk Park

Yonsei Med J.2013;54(5):1149-1157.   Published online 2013 July 23     DOI: http://dx.doi.org/10.3349/ymj.2013.54.5.1149