1. Departments of Breast Surgery; Cancer Institute Hospital; Tokyo; Japan
2. Departments of Breast Pathology; The Cancer Institute of Japanese, Foundation for Cancer Research; Tokyo; Japan
3. Departments of Breast Oncology; Tokyo Medical University; Tokyo; Japan
4. Division of Molecular Diagnostics, Graduate School of Medical Sciences; Kitasato University; Kanagawa; Japan
5. Department of Basic Pathology; National Defense Medical College; Saitama; Japan