Chung-Hoon Yu, Jang-Hee Cho, Hee-Yeon Jung, Jeong-Hoon Lim, Mi-Kyung Jin, Owen Kwon, Kyung-Deuk Hong, Ji-Young Choi, Se-Hee Yoon, Chan-Duck Kim, Yong-Lim Kim, Gun-Jik Kim, Sun-Hee Park

J Korean Med Sci.2012;27(9):1109-1113.   Published online 2012 August 22     DOI: http://dx.doi.org/10.3346/jkms.2012.27.9.1109