BakerJRLyonDG: 1977, Skull malformation and cerebellar herniation in captive African lions. Vet Rec19:154–156.
2.
BartschRCImesGDJrSmitJPJ: 1975, Vitamin A deficiency in the captive African lion cub (Pathera leo) (Linnaeus, 1758). Onderstepoort J Vet Res42:43–54.
3.
BlakemoreFOttawayCWSellersKC: 1957, The effects of a diet deficient in vitamin A on the development of the skull, optic nerves, and brain of cattle. J Comp Pathol Ther67:277–288.
4.
CarriganMJGlantonburyJRWEversJV: 1988, Hypovitaminosis A in pigs. Aust Vet J65:159–160.
5.
DavisRLRobertsonDM: 1991, Congenital malformations of the nervous system. In: Textbook of neuropathology, ed. DavisRLRobertsonDM, 2nd ed., pp. 236–241. Williams and Wilkins, Baltimore, MD.
6.
GershoffSNAndrusSBHegstedDMLentiniEA: 1957, Vitamin A deficiency in cats. Lab Invest6:227–240.
7.
HowellJ McCThompsonJN: 1967, Lesions associated with the development of ataxia in vitamin A-deficient chicks. Br J Nutr21:741–750.
8.
HowellJ McCThompsonJN: 1970, Lesions in nervous tissue and bone in ataxic vitamin A-deficient quail. Acta Neuropathol16:285–292.
9.
MellanbyE: 1941, Skeletal changes affecting the nervous system produced in young dogs by diets deficient in vitamin A. J Physiol99:467–486.
10.
MellanbyE: 1950, A story of nutritional research. The effect of some dietary factors on bones and the nervous system. The Abraham Flexner Lecture Series No. 9, pp. 14–32. William and Wilkins, Baltimore, MD.
11.
O'SullivanBMMayoFDHartleyWJ: 1977, Neurologic lesions in young captive lions associated with vitamin A deficiency. Aust Vet J53:187–189.
12.
PalmerN: 1993, Metabolic diseases of bones. In: Pathology of domestic animals, ed. JubbKVFKennedyPCPalmerN, pp. 55–93. Academic Press, San Diego, CA.
13.
PapendickRSchumacherJWollenmanP: 1995, Arnold-Chiari-like malformation in a litter of lion cubs (Panthera leo). Vet Pathol32:578.
14.
Perrin-RaybaudFGuillonJCWyersM: 1973, Contribution à l'étude de la “maladie des etoiles” du lion a propos de 4 observations. Recl Méd Vét Éc Alfort149:739–752.
15.
SummersBACummingsJFde LahuntaA: 1995, Malformations of the central nervous system. In: Veterinary neuropathology, ed. SummersBACummingsJFde LahuntaA, pp. 68–94. Mosby, St. Louis, MO.
16.
TuchKPohlenzJ: 1973, Partielle cerebellarhernie biem löwen (Panthera leo L.). Patologische befunde am kleinhirn und am schädelskellett. Vet Pathol10:299–306.