1 Infectious Diseases Clinic, Department of Medicine, University of Udine and Azienda Sanitaria Universitaria Integrata, Udine, Italy. matteo.bassetti@asuiud.sanita.fvg.it.
2 Clinica Malattie Infettive, Azienda Sanitaria Universitaria Integrata, Presidio Ospedaliero Universitario Santa Maria della Misericordia, Piazzale Santa Maria della, Misericordia 15, 33100, Udine, Italy. matteo.bassetti@asuiud.sanita.fvg.it.
3 Intensive Care Clinical Unit, Virgen Macarena University Hospital, Seville, Spain.
4 Department of Emergency and Intensive Care, Centro Hospitalar São João, Faculty of Medicine, University of Porto, Porto, Portugal.