Drop Attacks in Older Patients Secondary to an Otologic Cause
Neurol 57:1103-1106, Ishiyama,G.,et al, 2001
Assessment: Vestibular Testing Techniques in Adults and Children
Neurol 55:1431-1441, Fife,T.D.,et al, 2000
Vertigo and Dizziness
In Diseases of the Nervous System, Asbury, A. K. , et al, W B Saunders, p. 561, Brandt,T., 1986