Surgical Treatment of Cervical Spondylotic Myelopathy:Time for a Controlled Trial
Neurol 42:5-13, Rowland,L.P., 1992
Diagnosis and Treatment of Ossification of the Posterior Longitudinal Ligament of the Spine:8 Cases and Lit Review
Am J Med 92:296-306, Trojan,D.A.,et al, 1992