1. Department of Cellular Pathology Hospital El Bierzo Ponferrada Spain
2. Department of Cellular Pathology Hospital de la Reina Ponferrada Spain
3. Department of Research Institute for Biomedical Research of A Coruña (INIBIC). University of A Coruña (UDC) A Coruña Spain
4. Department of Dermatology University Hospital of A Coruña A Coruña Spain