Chanmi Park, Sunmee Jang, Suhyun Jang, Yong-Chan Ha, Young-Kyun Lee, Hyun-Koo Yoon, Chan Soo Shin, Deog-Yoon Kim, Seong-su Lee, Hyung Jin Choi, Bom-Taeck Kim, Ji-Yeob Choi

J Korean Hip Soc.2010;22(4):305-311.   Published online 2010 December 31     DOI: http://dx.doi.org/10.5371/jkhs.2010.22.4.305