1. Pathology Department Lymphoma Unit, Department of Hematology
2. Center for Biomedical Network on Cancer (CIBERONC), Instituto de Salud Carlos III (ISCIII), Madrid, Spain
3. Molecular Biology Department, University of Cantabria, Infection, Immunity & Digestive Pathology, Instituto de Investigación Sanitaria Marqués de Valdecilla (IDIVAL), Santander, Spain
4. Pathology Department, Hospital MD Anderson Cancer Center, Madrid, Spain
5. Dermatology Department; Instituto de Investigación Sanitaria Fundación Jiménez Díaz (IIS-FJD) , Madrid , Spain
6. Dermatology
7. Pathology Departments, Hospital Universitario 12 de Octubre, Madrid, Spain