Aberdeen, NHS Grampian, Aberdeen, United Kingdom
Belfast Health and Social Care Trust, Belfast, United Kingdom
Birmingham Children's Hospital, Birmingham, United Kingdom
Nottingham Children's Hospital, Nottingham, United Kingdom
University College London, Greater London, United Kingdom
Brighton and Sussex University Hospitals NHS Trust, Brighton, United Kingdom
Velindre University NHS Trust, Cardiff, United Kingdom
Marie Curie Hospice, Liverpool, Liverpool, United Kingdom
Royal Free Hospital NHS Trust (RFH), London, United Kingdom
University Medical Center Freiberg Neurocenter (UKLFR), Freiberg, Germany
Instituto para o Desenvolvimento e Inovação, Madeirã, Portugal
National and Kapodistrian University of Athens, Athen, Greece
Royal National Orthopaedic Hospital, Stanmore, United Kingdom