Myung Chul Yoo, Yoon Je Cho, Kang Il Kim, Kee Hyung Rhyu, Young Soo Chun, Joon Ha Roh, Eun Yeol Kim

J Korean Hip Soc.2008;20(3):182-187.   Published online 2016 May 3     DOI: http://dx.doi.org/10.5371/jkhs.2008.20.3.182