Stridor in Multiple System Atrophy
Neurol 93:630-639, Cortelli, P.,et al, 2019
Retropharyngeal Abscess
Emedicine.medscape.com Jan, Kahn, J.H. & Shlamovitz, G.Z., 2017
Stridor:Intracranial pathology Causing Postextubation Vocal Cord Paralysis
Pediatrics 87:39-43, Chaten,F.C.,et al, 1991