Placement of Covered Retrievable Expandable Metallic Stents for Pediatric Tracheobronchial Obstruction
Keywords: FEF25-75 = forced expiratory flow between 25% and 75%; FEV1 = forced expiratory volume in 1 second; FVC = forced vital capacity; PEF = peak expiratory flow; PTFE = polytetrafluoroethylene;