1. Department of Dermatology; Royal Free London NHS Foundation Trust; Pond Street London NW3 2QG U.K.
2. Institute of Child Health; University College London; 30 Guilford Street London WC1N 1EH U.K.
3. Division of Medicine; National Amyloidosis Centre; Centre for Amyloidosis and Acute Phase Proteins; University College London Medical School; Royal Free Campus; Rowland Hill Street London NW3 2PF U.K.
4. Nephrology Department; Cambridge University Hospitals NHS Foundation Trust; Hills Road Cambridge CB2 0QQ U.K.
5. Department of Histopathology; Royal Free London NHS Foundation Trust; Pond Street London NW3 2QG U.K.