Primary Lateral Sclerosis, Clin Features, Neuropath & Dx Criteria
Brain 115:495-520, Pringle,C.E.,et al, 1992
Does This Patient Have Myasthenia Gravis?
JAMA 293:1906-1914, Scherer,K.,et al, 2005
Functional Dysphonia
BMJ 311:1039-1040, Wilson,J.A.,et al, 1995
Clinical Aspects of Spasmodic Dysphonia
JNNP 41:361, Aminoff,M.J.,et al, 1978