1Pediatric Infectious Diseases Unit, Hadassah-Hebrew University Medical Center, Jerusalem, Israel
2Infectious Diseases Service, Department of Medicine, Lausanne University Hospital, Switzerland
3APHP-Henri Mondor Hospital, Hematology Department and Université Paris Est-Créteil, France
4Norwich Medical School, University of East Anglia, Norwich, UK
5Division of Infectious Diseases, University of Genova, IRCCS San Martino-IST, Genoa, Italy
6Department of Medicine and Nijmegen Institute for Infection, Inflammation and Immunity (N4i), Radboud University Nijmegen Medical Centre, Nijmegen, The Netherlands
7Department of Medical Microbiology and Infectious Diseases, Canisius Wilhelmina Hospital, Nijmegen, The Netherlands
8Hasselt University, Diepenbeek, Belgium
9Center for Infectious Diseases and Travel Medicine, Department of Medicine, University Hospital, Albert-Ludwigs University, Freiburg, Germany
10National Research Center for Hematology, Moscow, Russia
11Department of Medicine, Section of Infectious Diseases, Hacettepe University School of Medicine, Ankara, Turkey