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2. Toxicosis in pigs fed selenium-accumulating Astragalus plant species or sodium selenate;Baker;Am J Vet Res,1989
3. Chemical examination of Astragalus bisulcatus;Beath,1920
4. The Story of Selenium in Wyoming;Beath,1982
5. Certain poisonous plants of Wyoming activated by selenium and their association with respect to the soil;Beath;J Am Pharm Assoc (Wash),1934