1. St John's Institute of Dermatology; St Thomas' Hospital; London; UK
2. Department of Dermatology and Allergy Center; Odense University Hospital; Odense; Denmark
3. UO Pediatria II; G. Gaslini Institute; Genova; Italy
4. National Amyloidosis Centre; University College London Medical School; London; UK
5. Faculté de Médecine, Hôpitaux universitaires de Strasbourg; Université de Strasbourg et Clinique Dermatologique; Strasbourg; France
6. Department of Dermatology; University Hospital of Zurich; Zurich; Switzerland
7. Department of General Internal Medicine; Nijmegen Institute for Infection, Inflammation and Immunology (N4i), Centre for Immunodeficiency and Autoinflammation (NCIA), Radboud University Nijmegen Medical Centre; Nijmegen; The Netherlands