Kwon, Hyouk-Soo; Lee, So-Hee; Yang, Min-Suk; Lee, Sang-Min; Kim, Sae-Hoon; Kim, Deok-In; Sohn, Seong-Wook; Park, Chang-Han; Park, Heung-Woo; Kim, Sun-Sin; Cho, Sang-Heon; Min, Kyung-Up; Kim, You-Young; Chang, Yoon-Seok
J Korean Med Sci. 2008; 23(4): 621-7