1. Department of Pathology; Johns Hopkins Medical Institutions; Baltimore MD USA
2. Department of Pathology; Chang Gung Memorial Hospital and Chang Gung University College of Medicine; Taoyuan Taiwan
3. Department of Pathology; Seirei Mikatahara General Hospital; Hamamatsu Japan
4. Department of Pathology; Graduate School of Medicine, University of Tokyo; Japan
5. Department of Pathology; Asan Medical Centre; Seoul Korea
6. Department of Laboratory Medicine and Pathobiology; University of Toronto, and Department of Pathology, Toronto General Hospital, University Health Network; Toronto Canada
7. Departments of Gynecology and Obstetrics and Oncology; Johns Hopkins Medical Institutions; Baltimore MD USA