Sang Jun Song, Hyung Ku Yoon, Dong Eun Shin, Soo Hong Han, Jae Hwa Kim, Hyung Kun Park, Yong Sub Han

J Korean Fract Soc.2005;18(2):160-164.   Published online 2016 June 16     DOI: http://dx.doi.org/10.12671/jkfs.2005.18.2.160