Authors: Hye Lim Kim; Ju Young Do; Han Jeong Cho; Yong-Chul Jeon; Seok Joo Park; Hyeo Il Ma; Jun Ho Song; Yul Lee; Hyun Choi; Kyung Chan Choi; Yong Sun Kim; Inga Zerr; Kai Kallenberg; Yun Joong Kim Journal: J Korean Med Sci Date: 2011-10-27 Impact factor: 2.153