Stridor in Multiple System Atrophy
Neurol 93:630-639, Cortelli, P.,et al, 2019
Parkinsonism-Recognition and Differential Diagnosis
BMJ 310:447-452, Quinn,N., 1995
Respiratory Distress & Arnold-Chiari Malformation
Neurol 31:97-100, Papasozomenos,S.,et al, 1981