1. B.M.A. Huisstede, PhD, Department of Rehabilitation Medicine and Physical Therapy, Erasmus MC-University Medical Center Rotterdam, and Department of Rehabilitation, Nursing Science & Sports, University Medical Center Utrecht, Building W01.121, PO Box 85500, 3508 GA Utrecht, the Netherlands.
2. J.H. Coert, MD, PhD, Department of Plastic & Reconstructive Surgery & Hand Surgery, Erasmus MC-University Medical Center Rotterdam.
3. J. Fridén, MD, PhD, Department of Hand Surgery, Sahlgrenska University Hospital, and Institute of Clinical Sciences, Sahlgrenska Academy, University of Gothenburg, Gothenburg, Sweden.
4. P. Hoogvliet, MD, PhD, Department of Rehabilitation Medicine and Physical Therapy, Erasmus MC-University Medical Center Rotterdam.