1. Department of Breast Surgery, Tokai University School of Medicine, Kanagawa, Japan
2. Department of Breast Surgery, Kyoto University Graduate School of Medicine, Kyoto, Japan
3. Department of Breast Surgical Oncology, Social Medical Corporation Hakuaikai, Sagara Hospital, Kagoshima, Japan
4. Department of Palliative and Supportive Care, Seirei Mikatahara General Hospital, Hamamatsu, Japan
5. Division of Health Sciences, Osaka University Graduate School of Medicine, Osaka, Japan
6. Department of Nursing, Social Medical Corporation Hakuaikai, Sagara Hospital, Kagoshima, Japan
7. Department of Breast Surgery, Experimental Therapeutics, and Breast and Medical Oncology, National Cancer Center Hospital East, Kashiwa, Japan
8. Department of General Internal Medicine, Experimental Therapeutics, and Breast and Medical Oncology, National Cancer Center Hospital East, Kashiwa, Japan
9. Division of Early Clinical Development for Cancer, Cancer Institute Hospital of Japanese Foundation for Cancer Research, Tokyo, Japan
10. Department of Breast and Endocrine Surgery, Toranomon Hospital, Tokyo, Japan
11. Department of Breast Oncology, Aichi Cancer Center, Nagoya, Japan
12. Department of Surgery, Breast Oncology, Osaka National Hospital, Osaka, Japan
13. Department of Medical Oncology, Toranomon Hospital, Tokyo, Japan
14. Department of Breast and Medical Oncology, National Cancer Center Hospital, Tokyo, Japan
15. Department of Breast and Endocrine Surgical Oncology, Tohoku University, Sendai, Japan
16. Department of Breast Surgery, Nagoya City University Graduate School of Medical Sciences, Nagoya, Japan
17. Department of Breast and Endocrine Surgery, Okayama University, Okayama, Japan