Spinal Epidural Abscess
NEJM 355:2012-2020, Darouiche,R.O., 2006
Rigid Spine Syndrome and Rigid Spine Sign in Myopathies
J Child Neurol 4:273-282, Merlini,L.,et al, 1989
Cervical Myelopathy Due to Ossification of the Posterior Longitudinal Ligament
Arch Neurol 35:33, Murakami,N., 1978