Studies on the effect of cobalt and selenium in clover disease of ewes.
D000818:Animals; D003035:Cobalt; D005260:Female; D007247:Infertility, Female / Q000209:etiology / Q000662:veterinary*; D008099:Liver / Q000032:analysis; D010939:Plant Poisoning / Q000150:complications / Q000662:veterinary*; D012643:Selenium; D012756:Sheep; D012757:Sheep Diseases; D014805:Vitamin B 12 / Q000097:blood
D003035:Cobalt; D012643:Selenium; D014805:Vitamin B 12