Intrathecal Baclofen for Severe Spinal Spasticity
NEJM 320:1517-1521, 1553-15551989., Penn,R.D.,et al, 1989
Spinal Cord Involvement by C4-C5 Vertebral Subluxation in Rheumatoid Arthritis:A Description of Two Cases Examined at Necropsy
Ann Neurol 1:575, Hughes,J.T., 1977