1. Department of Dermatology; University Hospital ‘Clínico Lozano Blesa’; Zaragoza Spain
2. Translational Cancer Research Unit Antwerp, Oncology Centre; General Hospital Sint-Augustinus; Wilrijk Belgium
3. Department of Pathology; University Hospital ‘Miguel Servet’; Zaragoza Spain
4. Department of Medicine, Psychiatry and Dermatology, School of Medicine; University of Zaragoza; Zaragoza Spain
5. Department of Oncology; KU of Leuven; Leuven Belgium