1. Extradural spinal cord and nerve root compression from benign lesions of the cervical area;Ballantine,1973
2. Headaches of cervical origin;Bartschi-Rochaix,1968
3. The Shoulder and Neck;Bateman,1972
4. Rheumatoid arthritis of the cervical spine;Bland;Bull. Rheum. Dis.,1967
5. Clinical Rheumatology;Boyle,1971