1 Department of Internal Medicine, Erasme Hospital, Université Libre de Bruxelles (ULB), route de Lennick 808, Brussels, 1070, Belgium. cvhomweg@gmail.com.
2 Intensive Care Unit, CHU Saint Pierre, Université Libre de Bruxelles (ULB), Rue haute 322, Brussels, 1000, Belgium.
3 Emergency Department, CHU Saint Pierre, Université Libre de Bruxelles (ULB), Brussels, Belgium.
4 Department of Infectious Diseases, CHU Saint Pierre, Université Libre de Bruxelles (ULB), Brussels, Belgium.
5 Department of Clinical Chemistry, Laboratoire Hospitalier Universitaire de Bruxelles (LHUB-ULB), Université Libre de Bruxelles (ULB), Brussels, Belgium.