1. Department
of Orthopaedic Surgery, Bone and Joint Research Center, Chang Gung Memorial Hospital and Chang Gung University College of Medicine, Taoyuan 333, Taiwan
2. Institute
of Applied Mechanics, National Taiwan University, Taipei 106, Taiwan
3. Department
of Laboratory Medicine, Chang Gung Memorial Hospital, Taoyuan 333, Taiwan
4. Institute
of Biomedical Engineering, National Tsing Hua University, Hsinchu 300, Taiwan