Sleep-Disordered Breathing and Effects of Noninvasive Ventilation in Patients with Late-Onset Pompe Disease Sleep-Disordered Breathing and Effects of Noninvasive Ventilation in Patients with Late-Onset Pompe Disease Download A Snapshot in Time: Subjective-Objective Discrepancies during In-Lab Polysomnography A 14-Year-Old Girl with Excessive Daytime Sleepiness and Facial Twitching