1. Photobiology Unit Department of Dermatology University of Dundee Ninewells Hospital and Medical School Dundee U.K
2. Stirling Community Hospital StirlingU.K
3. Photobiology Unit Dermatology Centre University of Manchester and Salford Royal NHS Foundation Trust ManchesterU.K
4. Department of Dermatology Belfast City Hospital BelfastU.K
5. St John's Institute of Dermatology Guy's and St Thomas’ NHS Foundation Trust London U.K
6. The James Cook University Hospital MiddlesbroughU.K
7. Cannock Chase Hospital CannockU.K
8. British Association of Dermatologists London U.K