1. Centre of Nanohealth, Swansea University Medical School, Swansea, United Kingdom.
2. Stem Cells and Regenerative Medicine, UCL Great Ormond Street Institute of Child Health, London, United Kingdom.
3. Department of Orthopaedics, University Medical Center Utrecht, Utrecht, the Netherlands.
4. Department of Equine Sciences, Faculty of Veterinary Medicine, Utrecht University, Utrecht, the Netherlands.