Hana Park, Ki Hong Choi, Sae-Byeol Choi, Jong Won Choi, Do Young Kim, Sang Hoon Ahn, Kyung Sik Kim, Jin Sub Choi, Kwang-Hyub Han, Chae Yoon Chon, Jun Yong Park

Yonsei Med J.2011;52(5):753-760.   Published online 2011 July 18     DOI: http://dx.doi.org/10.3349/ymj.2011.52.5.753