1. Equine congenital defects;Crowe;Am J Vet Res,1985
2. Perinatal lamb mortality in Western Australia. 7. Congenital defects;Dennis;Aust Vet J,1975
3. Agnathia in sheep: external observations;Dennis;Am J Vet Res,1972
4. Observations on mandibular prognathism;Donald;Vet Rec,1954
5. Facial deformity in pigs;Done;Vet Ann,1977