
Keywords: واحد مراقبت های ویژه نوزادان; BPD; Bronchopulmonary dysplasia; FiO2; Fraction of inspired oxygen; NICU; Neonatal intensive care unit; PAP; Pulmonary artery pressure; PDA; Patent ductus arteriosus; PH; Pulmonary hypertension; PMA; Postmenstrual age; RDS; Respiratory distress syndrome;