Rigid Spine Syndrome and Rigid Spine Sign in Myopathies
J Child Neurol 4:273-282, Merlini,L.,et al, 1989
Emery-Dreifuss Muscular Dystrophy:Disease Spectrum and Differential Diagnosis
Neuropediatrics 19:62-71, Voit,T.,et al, 1988
Rigid Spine Syndrome:A Type I Fiber Myopathy
Arch Neurol 34:119, Seay,A.R.,et al, 1977
Cockayne Syndrome: Review of 140 Cases
Am J Med Genet 42:68-84, Nance,M.A. &Berry,S.A., 1992
Parkinson's Disease
In Handbk of Clinical Neurology, Vinken, P. J. & Bruyn, G. W. , Ed, North-Holland Publ Co, Amsterdam, 6:173, 1968. Selby, G., 1968