1. IIS Aragón
2. Zaragoza
3. Spain
4. Department of Dermatology
5. Hospital Universitario Miguel Servet
6. Department of Microbiology
7. 50009 Zaragoza
8. Institut Quimic de Sarrià
9. Universitat Ramon Llull
10. 08017 Barcelona
11. Wellman Center for Photomedicine
12. Massachusetts General Hospital
13. Boston
14. USA