Pulmonary function using impulse oscillometry system and clinical outcomes at age 4 years in children born extremely preterm with or without bronchopulmonary dysplasia. - Delestrain C; Halitim K; Tauzin M; El Jurdi H; Jung C; Hau I; Durrmeyer X; Decobert F; Delacourt C; Madhi F; Epaud R (Respiratory medicine, 2024)