Occipitalization of the atlas in a sheep [proceedings].
D000818:Animals; D001270:Cervical Atlas / Q000002:abnormalities*; D000013:Congenital Abnormalities / Q000662:veterinary*; D009777:Occipital Bone / Q000002:abnormalities*; D012756:Sheep; D012757:Sheep Diseases / Q000473:pathology