University of Seville - Hospital Universitario Virgen del Rocío, Hospital la Merced, University of Seville - Biomedicine Institute of Seville, University of Seville - Biomedicine Institute of Seville, University of Seville - Biomedicine Institute of Seville, University of Seville - Biomedicine Institute of Seville, University of Seville - Biomedicine Institute of Seville, University of Seville - Biomedicine Institute of Seville, University of Pittsburgh, University of Seville - Hospital Universitario Virgen del Rocío, University of Seville - Hospital Universitario Virgen del Rocío, University of Seville - Hospital Universitario Virgen del Rocío, University of Seville - Hospital Universitario Virgen del Rocío, University of Seville - Hospital Universitario Virgen del Rocío, University of Seville - Clinic Unit of Infectious Diseases, Microbiology and Preventive Medicine, University of Seville - Hospital Universitario Virgen del Rocío and University of Seville - Hospital Universitario Virgen del Rocío