OVNI3 is multicenter, non-interventional study based on the analysis of retrospective patient data extracted from medical records and collected as part of routine clinical care following hospitalization for bronchiolitis
Children under 12 months
Treated at one of the 12 study sites
From October 15, 2025 to February 15, 2026
For acute bronchiolitis defined according to current national and international recommendations
Refusal to participate by the legal representative
Maternal immunization with abrysvo after September 1st 2025
Association Clinique Thérapeutique Infantile du val de Marne
Lead sponsor
GPIP : Groupe de Pathologies Infectieuses Pédiatriques, membre de la Société Française de Pédiatrie
Collaborator