1. Department of Oncology, Aarhus University Hospital, Aarhus, Denmark,
2. Department of Breast and Endocrinal Surgery, Aarhus University Hospital, Aarhus, Denmark,
3. Department of Orthopedical Surgery, Aarhus University Hospital, Aarhus, Denmark, and
4. Department of Pathology, Aarhus University Hospital, Aarhus, Denmark