1. Department of Radiology; National Cheng Kung University Hospital; Tainan Taiwan
2. Faculty of Medical Radiation Technology; Kaohsiung Medical University; Kaohsiung Taiwan
3. Department of Medical Imaging; Kaohsiung Medical University; Chung-Ho Memorial Hospital; Kaohsiung Taiwan
4. Department of Orthopedics; National Cheng Kung University Hospital; Tainan Taiwan
5. Department of Orthopedics; Kaohsiung Medical University; Chung-Ho Memorial Hospital; Kaohsiung Taiwan
6. Department of Pathology; Kaohsiung Medical University; Chung-Ho Memorial Hospital; Kaohsiung Taiwan
7. Department of Pathology; National Cheng Kung University Hospital; Tainan Taiwan