Daniel TP Fong, Mak-Ham Lam, Miko LM Lao, Chad WN Chan, Patrick SH Yung, Kwai-Yau Fung, Pauline PY Lui and Kai-Ming Chan*
* Corresponding author: Kai-Ming Chan kmchan@ort.cuhk.edu.hk
Journal of Orthopaedic Surgery and Research 2008, 3:7 doi:10.1186/1749-799X-3-7