Rigid Spine Syndrome and Rigid Spine Sign in Myopathies
J Child Neurol 4:273-282, Merlini,L.,et al, 1989
Focal, Steroid Responsive Myositis Causing Dropped Head Syndrome
Muscle & Nerve 22:769-771, Biran,I.,et al, 1999
Adult-Onset Nemaline Myopathy:Another Cause of Dropped Head
Muscle & Nerve 22:1146-1150, Lomen-Hoerth,C.,et al, 1999
Dropped Head Synd & Bent Spine Synd:Two Separate Clin Entities or Different Manifest of Axial Myopathy
JNNP 65:258-259, Oerlemans,W.G.H.&Visser,M., 1998
Isolated Neck Extensor Myopathy:A Common Cause of Dropped Head Syndrome
Neurol 46:917-921, Katz,J.S.,et al, 1996
The Dropped Head Syndrome with Chronic Inflammatory Demyelinating Polyneuropathy
Muscle & Nerve 17:808-810994., Hoffman,D.&Gutmann,L., 1994
The Dropped Head Syndrome
Neurol 42:1625-1627, Suarez,G.A.&Kelly,J.J., 1992
Occipitoatlantal Instability & Vertebrobasilar Ischemia:Case Report
Neurol 32:303-305, Coria,F.,et al, 1982