Department of Dermatology, University Hospital of Salamanca, Salamanca, Spain; Correspondence to: Ximena Calderón-Castrat, MD, Department of Dermatology, University of Salamanca, Paseo San Vicente 58-182, 37007 Salamanca, Spain.
Concepción Román-Curto, MD, PhD
Department of Dermatology, University Hospital of Salamanca, Salamanca, Spain
Angel Santos-Briz, MD, PhD
Department of Pathology, University Hospital of Salamanca, Salamanca, Spain
Emilia Fernández-López, MD, PhD
Department of Dermatology, University Hospital of Salamanca, Salamanca, Spain