1. Department of Pathology; Shuang Ho Hospital; Taipei Medical University; Taipei Taiwan
2. Department of Orthopaedic Surgery; Kaohsiung Chang Gung Memorial Hospital and Chang Gung University College of Medicine; Kaohsiung Taiwan
3. Department of Anatomical Pathology; Kaohsiung Chang Gung Memorial Hospital and Chang Gung University College of Medicine; Kaohsiung Taiwan
4. Department of Anatomical Pathology; Chang Gung Memorial Hospital; Chang Gung University College of Medicine; Taoyuan Taiwan
5. Department of Anatomic Pathology; E-Da Hospital, Kaohsiung; Kaohsiung Taiwan
6. Department of Pathology; Chi-Mei Medical Centre; Tainan Taiwan
7. Department of Pathology; Changhua Christian Hospital; Changhua Taiwan