Parkinsonism-Recognition and Differential Diagnosis
BMJ 310:447-452, Quinn,N., 1995
Involvement of Upper-Airway Muscles in Extrapyramidal Disorders
NEJM 311:438-442, Vincken,W.G.,et al, 1984
Two Cases of Congenital Myasthenic Syndrome with Vocal Cord Paralysis
Neurol 84:1281-1282, Al-Shahoumi, R.,et al, 2015