1. Department of Haematology and Medical Oncology; Biomedical Research Institute INCLIVA; Valencia 46010 Spain
2. Division of Molecular Genetic Epidemiology; German Cancer Research Center; Heidelberg 69120 Germany
3. Department of Dermatology; Instituto Valenciano de Oncologia; Valencia 46009 Spain
4. Inserm U976; Centre de Recherche Sur la Peau, Hopital Saint Louis, Université Paris 7; Paris 75010 France
5. Département de Génétique; Hôpital Bichat, APHP; Paris 75018 France
6. Laboratoire Statistiques et Genomes; Evry 91000 France
7. UMR S738; Faculté de Médecine Xavier Bichat; Paris 75018 France
8. Department of Dermatology; Hopital Bichat, APHP; Paris 75018 France
9. Department of Dermatology; Hopital Saint Louis, APHP; Paris 75010 France
10. Department of Dermatology; Hopital Ambroise Paré, APHP; Paris 92100 France
11. Department of Dermatology; University Hospital Essen; Esse 45147 Germany
12. Department of Dermatology; Hospital Ramon y Cajal; Madrid 28034 Spain
13. Department of Dermatology; Hospital La Paz; Madrid 28046 Spain