Affiliations

• ¹ Assistance Publique-Hôpitaux de Paris, Pediatric Emergency Department, Necker-Enfants Malades University Hospital, Université de Paris, Paris, France.
• ² INSERM, Centre de Recherche des Cordeliers, UMRS 1138, Sorbonne Université, Université de Paris, Paris, France.
• ³ Assistance Publique-Hôpitaux de Paris, Department of General Pediatrics, Pediatric Infectious Disease and Internal Medicine, Robert Debré University Hospital, Université de Paris, Paris, France.
• ⁴ Assistance Publique-Hôpitaux de Paris, Clinical Epidemiology Unit, Robert Debré University Hospital, ECEVE INSERM UMR 1123, Université de Paris, Paris, France.
• ⁵ Association Clinique et Thérapeutique Infantile du Val-de-Marne, Créteil, France.
• ⁶ Assistance Publique-Hôpitaux de Paris, Pediatric Department, Antoine Béclère University Hospital, Université de Paris Saclay, Clamart, France.
• ⁷ Centre for Research in Epidemiology and Population Health, INSERM UMR1018, Villejuif, France.
• ⁸ Assistance Publique-Hôpitaux de Paris, Strategy and Transformation Management Department-Emergencies and Intensive Cares, Paris, France.
• ⁹ Assistance Publique-Hôpitaux de Paris, Production and Data Analysis Department, Paris France.
• ¹⁰ Assistance Publique-Hôpitaux de Paris, Department of Clinical Microbiology, Necker-Enfants Malades University Hospital, Université de Paris, Paris, France.
• ¹¹ INSERM U1151-Equipe 11, Institut Necker-Enfants Malades, Université de Paris, Paris, France.
• ¹² Division of Infectious Diseases, Harvard Medical School, Boston, Massachusetts, USA.