1 Department of Breast and Endocrine Surgery, Kanazawa Medical University Hospital, Uchinada-daigaku, Ishikawa, Japan. Electronic address: nogumasa@kanazawa-med.ac.jp.
2 Department of Breast and Endocrine Surgery, Kanazawa Medical University Hospital, Uchinada-daigaku, Ishikawa, Japan.
3 Department of Surgical Oncology, Kanazawa Medical University Hospital, Uchinada-daigaku, Ishikawa, Japan.