1. Department of Urology, Aarhus University Hospital, Aarhus N, Denmark,
2. Department of Oncology, Aarhus University Hospital, Aarhus C, Denmark,
3. Department of Oncology, Herlev Hospital, Herlev, Denmark,
4. Department of Oncology, Odense University Hospital, Odense C, Denmark,
5. Department of Oncology, Aalborg University Hospital, Aalborg, Denmark, and
6. Department of Oncology, Rigshospitalet, København Ø, Denmark.