1. University College London Institute of Child Health and Great Ormond Street Hospital for Children NHS Foundation Trust; London UK
2. University of Gothenburg; Gothenburg Sweden
3. Ryhov County Hospital; Jönköping Sweden
4. Cardiff University School of Medicine and Cardiff and Vale NHS Trust; Cardiff UK
5. University of Birmingham; Birmingham UK
6. UK National Amyloidosis Centre; London UK
7. Great Ormond Street Hospital for Children NHS Foundation Trust; London UK