1 Department of Dermatology, Pontevedra University Hospital, Pontevedra, Spain.
2 DIPO Research Group, Galicia Sur Health Research Institute, SERGAS-UVIGO., Pontevedra, Spain.
3 Department of Pathology, 12 de Octubre University hospital, Complutense University of Madrid, Investigation institute I+12, CIBERONC, Madrid, Spain.
4 Department of Dermatology, 12 de Octubre University hospital, Complutense University of Madrid, Investigation institute I+12, CIBERONC, Madrid, Spain.