1. Sexually Transmitted Diseases Clinic, Dermatology Department, Hospital Clinic Barcelona Spain
2. Centro Sandoval, Dermatology Department, Hospital Clínico San Carlos Madrid Spain
3. Sexually Transmitted Diseases Clinic, Dermatology Department, Hospital del Mar Barcelona Spain
4. Dermatology Department, Hospital Ramon y Cajal Madrid Spain
5. Dermatology Department, Complejo Asistencial Universitario de Salamanca Salamanca Spain
6. Dermatology Department, Hospital Universitario Infanta Leonor Madrid Spain
7. Dermatology Department, Hospital Universitario Puerta de Hierro Majadahonda Madrid Spain
8. STDs Program, Hospital Clinic Barcelona Spain
9. Dermatology Department, Hospital Universitario San Cecilio Granada Spain
10. Centro de Diagnóstico Montesa Madrid Spain
11. Dermatology Department, Hospital Universitario Fundación Jiménez Díaz Madrid Spain
12. Infectious Diseases & AIDS Unit, Hospital Clinic Barcelona Spain
13. Dermatology Department, Hospital Clinic Barcelona Spain
14. Hospital Universitario De Gran Canaria Dr Negrín Las Palmas de Gran Canaria Spain
15. Dermatology Department, Hospital La Paz Madrid Spain
16. Dermatology Department, Hospital General de Granollers, Granollers Barcelona Spain
17. Dermatology Department, Hospital Costa del Sol Marbella Spain
18. Dermatology, Consorci Corporació Sanitària Parc Taulí Barcelona Spain
19. Dermatology Department, Hospital Universitari Sagrat Cor, Grupo Quirónsalud Barcelona Spain
20. Emergency Department, Hospital Universitario A Coruña A Coruña Spain
21. Dermatology Department, Hospital Universitari Mútua de Terrassa Barcelona Spain
22. Dermatology Department, Hospital 12 de Octubre Madrid Spain
23. Dermatology Department, Hospital Universitario de Fuenlabrada Madrid Spain
24. Dermatology Department, Hospital Universitari Parc Tauli Barcelona Spain
25. Research Unit, Fundacion Piel Sana AEDV Madrid Spain
26. Dermatology Department, Complexo Hospitalario Universitario de Vigo Vigo Spain