1. Cartilage Research Unit, University of Gothenburg, Region Halland Orthopaedics, Kungsbacka Hospital, Kungsbacka, Sweden
2. Vericel Corporation, Cambridge, Massachusetts, USA
3. Independent Consultant, Coconut Grove, Florida, USA
4. University Medical Center Utrecht, Utrecht, the Netherlands
5. Reconstructive Medicine, Tissue Regeneration, MIRA Institute, University of Twente, Enschede, the Netherlands
6. Mayo Clinic, Rochester, Minnesota, USA