1. Department of Dermatology; Hospital Universitari Arnau de Vilanova; Lleida Spain
2. Institut de Recerca Biomèdica de Lleida (IRBLleida); University of Lleida; Lleida Spain
3. Department of Pediatrics; Hospital Universitari Arnau de Vilanova; Lleida Spain
4. Department of Pathology; Hospital Universitari Arnau de Vilanova; Lleida Spain
5. Department of Microbiology; Germans Trias i Pujol University Hospital; Badalona Spain