1 Department of Dermatology, Lausanne University Hospital (CHUV), Lausanne, Switzerland; Faculty of Biology and Medicine (FBM), University of Lausanne, Lausanne, Switzerland.
2 Department of Dermatology, Lausanne University Hospital (CHUV), Lausanne, Switzerland.
3 Department of Dermatology, Lausanne University Hospital (CHUV), Lausanne, Switzerland; Faculty of Biology and Medicine (FBM), University of Lausanne, Lausanne, Switzerland; Department of Dermatology, Hospital 12 de Octubre, Medical school, University Complutense, Madrid, Spain. Electronic address: emmanuella.guenova@unil.ch.