1. Adams , O. R. 1973 Differential diagnosis of stifle lameness in the horse Proc. 19th Ann. Conv. Am. Ass. equine Pract . 263 270
2. British Equine Veterinary Association survey of equine disease 1962-1963;Vet. Rec.,1965
3. Radiographic examination of the equine stifle;Jeffcott;Equine vet. J.,1982a