1. Department of Infectious Diseases; Hospital Vall d'Hebron; Barcelona Spain
2. Infectious Diseases Unit; Hospital de Cruces; Barakaldo Spain
3. Department of Infectious Diseases; Hospital Clínic; Barcelona Spain
4. Infectious Diseases Unit; Hospital Marqués de Valdecilla; Santander Spain
5. Department of Infectious Diseases; Hospital de Bellvitge; L'Hospitalet de Llobregat; Barcelona Spain
6. Department of Internal Medicine; Hospital Puerta de Hierro; Madrid Spain
7. Department of Infectious Diseases; Hospital Virgen del Rocío; Sevilla Spain
8. Department of Infectious Diseases; Hospital Reina Sofía; Córdoba Spain
9. Department of Infectious Diseases; Hospital Ramón y Cajal; Madrid Spain
10. Department of Pharmacology; Clínica Universidad de Navarra; Pamplona Spain