French, N. P.; et al. (1994). "Lamb tail docking: a controlled field study of the effects of tail amputation on health and productivity". Vet. Rec. 134 (18): 463–467. doi:10.1136/vr.134.18.463. PMID8059511. S2CID32586633.
French, N. P.; et al. (1994). "Lamb tail docking: a controlled field study of the effects of tail amputation on health and productivity". Vet. Rec. 134 (18): 463–467. doi:10.1136/vr.134.18.463. PMID8059511. S2CID32586633.
French, N. P.; et al. (1994). "Lamb tail docking: a controlled field study of the effects of tail amputation on health and productivity". Vet. Rec. 134 (18): 463–467. doi:10.1136/vr.134.18.463. PMID8059511. S2CID32586633.