1. Dermatopathologist, Department of Histopathology, University Hospital El Bierzo, Ponferrada, Spain;
2. Department of Cellular Pathology, Hospital de la Reina, Ponferrada, Spain;
3. Research Department, Institute for Biomedical Research of a Coruña (INIBIC), University of a Coruña (UDC), A Coruña, Spain; and
4. Pathologist, Los Angeles Medical Center (LAMC), Southern California Kaiser Permanente, Departments of Pathology and Dermatology, Los Angeles, CA