1 Unit of Infectious Diseases, Hospital Universitario "12 de Octubre", Instituto de Investigación Hospital "12 de Octubre" (imas12), Centro de Investigación Biomédica en Red de Enfermedades Infecciosas (CIBERINFEC), Instituto de Salud Carlos III, School of Medicine, Universidad Complutense, Madrid, Spain.
2 Department of Medical and Surgical Sciences, Bologna and Infectious Diseases Unit, IRCCS Azienda Ospedaliero-Universitaria di Bologna, Alma Mater Studiorum University of Bologna, Bologna, Italy.
3 Transplantation and Liver Surgery, Helsinki University Hospital, Helsinki, Finland.
4 Infectious Diseases Service and Transplantation Center, Lausanne University Hospital and University of Lausanne, Lausanne, Switzerland.
5 Infectious Diseases Division, Hospital das Clinicas, Universidade de São Paulo, São Paulo, Brazil.
6 Infectious Diseases Unit, Sheba Medical Center, Ramat Gan, Israel.
7 School of Medicine, Faculty of Medical and Health Sciences, Tel Aviv University, Tel Aviv-Yafo, Israel.