1. Department of Surgery, Diakonessenhuis Utrecht, Utrecht,
the Netherlands,
2. Julius Center for Health Sciences and Primary Care,
Utrecht, the Netherlands
3. Department of Surgery, Diakonessenhuis Utrecht, Utrecht,
the Netherlands
4. Medicort, Centre for Sportfysiotherapie, Utrecht, the
Netherlands
5. Department of Surgerym University Medical Center Utrecht,
Utrecht, the Netherlands