1. Hereditary Entropion in Lambs;Crowley;Vet. Rec.,1963
2. Epidemiological graphics estimation and testing package;EGRET,1991
3. Congenital entropion in Lambs;Ellis;Vet. Rec.,1943
4. A prospective longitudinal study of diseases of lambs in early lambing (housed) flocks;Green,1992