1 Unit of Infectious Diseases, Microbiology, and Preventive Medicine, Virgen del Rocío University Hospital, Seville, Spain; Institute of Biomedicine of Seville (IBiS), Virgen del Rocío University Hospital/CSIC/University of Seville, Seville, Spain.
2 Unit of Emergencies, Virgen del Rocío University Hospital, Seville, Spain.
3 Intensive Care Unit, Virgen del Rocío University Hospital, Seville, Spain.
4 Institute of Biomedicine of Seville (IBiS), Virgen del Rocío University Hospital/CSIC/University of Seville, Seville, Spain; Department of Medicine, University of Seville, Seville, Spain behalf of the Virgen del Rocío Hospital COVID-19 working team. Electronic address: pachon@us.es.
5 Unit of Infectious Diseases, Microbiology, and Preventive Medicine, Virgen del Rocío University Hospital, Seville, Spain; Institute of Biomedicine of Seville (IBiS), Virgen del Rocío University Hospital/CSIC/University of Seville, Seville, Spain; Department of Medicine, University of Seville, Seville, Spain behalf of the Virgen del Rocío Hospital COVID-19 working team.