1. Thyroid Research Group, Division of Infection & Immunity, School of Medicine, Cardiff University, Cardiff, UK
2. Department of Endocrinology, Fondazione IRCCS Ca’ Granda Ospedale Maggiore Policlinico, Milan, Italy
3. Division of Population Medicine, School of Medicine, Cardiff University, Cardiff, UK
4. MRC The Gambia at the London School of Hygiene and Tropical Medicine, London, UK
5. Radiology, Medical Physics and Clinical Engineering Directorate, University Hospital of Wales, Cardiff, UK
6. Faculty of Medicine, University Sultan Zainal Abidin, Terengganu, Malaysia
7. Department of Oncology, Nottingham University NHS Trust, Nottingham, UK
8. Neuroscience and Mental Health Research Institute, School of Medicine, Cardiff University, Cardiff, UK