Adult-Onset Nemaline Myopathy:Another Cause of Dropped Head
Muscle & Nerve 22:1146-1150, Lomen-Hoerth,C.,et al, 1999
The Dropped Head Syndrome with Chronic Inflammatory Demyelinating Polyneuropathy
Muscle & Nerve 17:808-810994., Hoffman,D.&Gutmann,L., 1994