1. Department of Breast and Endocrine Surgery; Graduate School of Medicine; The University of Tokyo; Tokyo Japan
2. International University of Health and Welfare Mita Hospital Breast Center; Tokyo Japan
3. Josai Hospital; Ibaraki Japan
4. Breast and Endocrine Surgery Department; Showa General Hospital; Tokyo Japan
5. National Center for Global Health and Medicine; Tokyo Japan
6. Breast and Endocrine Surgery; Toranomon Hospital; Tokyo Japan
7. Breast Center; Dokkyo Medical University Koshigaya Hospital; Saitama Japan