Medical University of Vienna - Department of Paediatrics, Bayer AG, Cincinnati Children's Hospital Medical Center, Nationwide Children’s Hospital, Kazan Medical University - Pediatric Hospital, Indiana University - Riley Hospital for Children, Universite Paris Descartes - Necker-Enfants Malades Hospital, Noah's Ark Children's Hospital for Wales, University of Groningen - Department of Hematology and Oncology, Cook Children's Medical Center, McMaster Children's Hospital, Tel Aviv University - Sackler Faculty of Medicine, Charité - Universitätsmedizin Berlin - Department of Paediatric Oncology and Haematology, Hospital Vall d’Hebron, Université Montpellier I, Royal Hospital for Children, University of Padua - Padua General University Hospital, Northwestern University - Feinberg School of Medicine, Baylor College of Medicine, Ural Federal University, Dresden University of Technology - University Hospital, University of Newcastle - Institute of Cellular Medicine, A. Bianchi Bonomi Hemophilia and Thrombosis Center, Città Della Salute e della Scienza, University of Amsterdam - Emma Children’s Hospital, National Institute of Hematology and Infectious Diseases, Nemours/Alfred I. duPont Hospital for Children, University of Alberta - Department of Pediatrics, University of Southern California - Division of Infectious Diseases, Bayer AG, Bayer US, LLC., Bayer US, LLC., Bayer AG, Bayer US, LLC., Bayer AG, Bayer AG, McMaster University - Department of Medicine, University Hospital Maastricht, University of Melbourne - Department of Paediatrics and Independent

University of Paris - Atip-Avenir Team, University of Paris - Atip-Avenir Team, Université de Paris - Translational Immunology Lab, Université de Paris - Imagine Institute Laboratory of Immunogenetics of Pediatric Autoimmune Diseases, Université de Paris - Imagine Institute Laboratory of Immunogenetics of Pediatric Autoimmune Diseases, University of Paris - Atip-Avenir Team, University of Paris - Atip-Avenir Team, Université de Paris - Imagine Institute Laboratory of Immunogenetics of Pediatric Autoimmune Diseases, University of Paris - Atip-Avenir Team, University of Paris - Atip-Avenir Team, Université de Paris - Imagine Institute Laboratory of Immunogenetics of Pediatric Autoimmune Diseases, University of Paris - Atip-Avenir Team, Université Paris Cité - Cytometry and Biomarkers UTechS, University of Paris - Atip-Avenir Team, Université de Paris - Imagine Institute Laboratory of Immunogenetics of Pediatric Autoimmune Diseases, Université de Paris - Imagine Institute Laboratory of Immunogenetics of Pediatric Autoimmune Diseases, Université de Paris - Imagine Institute Laboratory of Immunogenetics of Pediatric Autoimmune Diseases, University of Paris - Atip-Avenir Team, Institut Pasteur - Humoral Immunology Laboratory, Institut Pasteur - Virus and Immunity Unit, Institut Pasteur, Institut Pasteur, Université Paris Cité - Laboratory of Humoral Immunology, Institut Pasteur - Virus & Immunity Unit, Paris Descartes Sorbonne Paris Cite University - Genomics Core Facility, Paris Descartes Sorbonne Paris Cite University - Genomics Core Facility, Paris Descartes Sorbonne Paris Cite University - Genomics Core Facility, Université de Paris - Bioinformatics Platform, Université de Paris - Bioinformatics Platform, Sorbonne Université - Plateforme de cytométrie de 46 la Pitié-Salpêtrière CyPS, Université de Paris - Imagine Institute Laboratory of Immunogenetics of Pediatric Autoimmune Diseases, Université de Paris - Laboratory of Human Genetics of Infectious Diseases, Laboratory of Human Genetics of Infectious Diseases, Necker Branch, University of Paris - Pediatric Immuno-hematology and Rheumatology Department, Sorbonne University - Department of Immunology and Infectious disease (CIMI-Paris), Sorbonne University - Hôpital Pitié-Salpêtrière, AP-HP - Department of Pediatrics, Université de Paris - Pediatric Intensive Care Unit, Université de Paris - Pediatric Intensive Care Unit, Universite Paris Descartes - Necker-Enfants Malades Hospital, AP-HP - M3C-Necker Enfants Malades, Université de Paris - Virology laboratory, Université de Paris - Department of General Paediatrics, Nantes University Hospital - Pediatric Department, Paris 13 University - Department of Pediatrics, Independent, Assistance Publique-Hôpitaux de Paris - Department of Paediatric Immuno-Haematology and Rheumatology, Centre for Immunology and Infection, Université de Paris - Imagine Institute Laboratory of Immunogenetics of Pediatric Autoimmune Diseases, Université de Paris - Department of General Paediatrics and University of Paris - Atip-Avenir Team