1. Department of Microbiology, Immunology and Transplantation , Clinical and Diagnostic Immunology, KU Leuven , Leuven , Belgium
2. Department of Laboratory Medicine , University Hospitals Leuven , Leuven , Belgium
3. Necker Medical School, Paris Descartes University , Paris , France
4. Study Center for Primary Immunodeficiencies, Necker-Enfants Malades Hospital, Assistance Publique Hôpitaux de Paris (APHP) , Paris , France
5. Imagine Institute, Paris Descartes University Paris , France
6. Pediatric Hematology-Immunology Unit, Necker Hospital for Sick Children, AP-HP Paris , France
7. Department of Pharmaceutical and Pharmacological Sciences , Therapeutic and Diagnostic Antibodies, KU Leuven , Leuven , Belgium
8. Department of Pediatrics , Jessa Hospital , Hasselt , Belgium
9. Department of Pediatrics , University Hospitals Leuven , Leuven , Belgium
10. Department of Microbiology, Immunology and Transplantation , Laboratory for Inborn Errors of Immunity, KU Leuven , Leuven , Belgium
11. Department of Pediatrics , Antwerp Hospital Network , Antwerp , Belgium
12. Laboratory of Human Genetics of Infectious Diseases, Necker Branch, INSERM U1163, and Pediatric Hematology-Immunology Unit, Necker Hospital for Sick Children Paris , France
13. St. Giles Laboratory of Human Genetics of Infectious Diseases, Rockefeller Branch, The Rockefeller University , New York , NY , USA
14. Howard Hughes Medical Institute , New York , NY , USA
15. Department of Microbiology, Immunology and Transplantation , Allergy and Clinical Immunology Research Group, KU Leuven , Leuven , Belgium
16. Department of General Internal Medicine , University Hospitals Leuven , Leuven , Belgium