1. Bristol D.: Unpublished data, 1981
2. Staggers in sheep;Chesney;Br. Vet. J.,1956
3. Problems in Small Animal Neurology;Chrisman,1982
4. Veterinary Neuroanatomy and Clinical Neurology;de Lahunta,1983
5. Spinal abscess and cord compression syndrome in lambs;Dodd;N. Z. Vet. J.,1964