1. Department of Pathology and Laboratory Medicine, Kanazawa Medical University, Uchinada, Japan
2. Department of Pathology, Kanazawa Medical University Hospital, Uchinada, Japan
3. Department of Pathology, Kanazawa Medical University Himi Municipal Hospital, Toyama, Japan
4. Department of Breast Surgery, Kanazawa Medical University Himi Municipal Hospital, Toyama, Japan