1. Department of Nursing, Chung Hwa University of Medical Technology, Tainan Hsien 717, Taiwan.
2. Department of Orthopedic Surgery, Tainan Hospital, Department of Health, Executive Yuan, Tainan 70034, Taiwan.
3. Department of Microbiology and Immunology, National Cheng Kung University Medical College, Tainan 70101, Taiwan.
4. Department of Orthopedics, National Cheng Kung University Medical College, Tainan 70101, Taiwan.
5. Section of Rheumatology and Immunology, Department of Internal Medicine, National Cheng Kung University Medical College, Tainan 70101, Taiwan.
6. Department of Biochemistry and Molecular Biology, Medical University of South Carolina, Charleston, SC 29425.
7. Department of Biochemistry and Molecular Biology, National Cheng Kung University Medical College, Tainan 70101, Taiwan.