https://www.cochrane.org/fr/CD015215/ENT_tubes-de-ventilation-diabolos-pour-lotite-moyenne-avec-epanchement-ome-ou-otite-sereuse-chez-lenfant 2023 United Kingdom review of literature french abstract otitis media with effusion otitis media, serous serous otitis media ventilation serous effusion Child Relation secretory otitis media Subserosa Secretory Otitis Media Child Individual child, nos Serosa 2,4,6-Trichlorophenol ventilation, nos Tube Dosing Unit serous otitis media Theophylline Ventilation child