1. Department of Radiology
2. Department of Orthopaedic Surgery
3. Department of Pathology, Vrije Universiteit Brussel, Laerbeeklaan 101, 1090 Jette, Belgium.
4. Department of Orthopaedic Surgery, Sint-Maarten Ziekenhuis, Burg. Vercruysselaan 5, 8500 Kortrijk, Belgium.