History of extra-label use of animal drugs.
National Food Processors Association, Washington, DC 20005.
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Crawford
D000818:Animals; D000829:Animals, Domestic; D004350:Drug Residues / Q000266:history*; D049673:History, 20th Century; D007880:Legislation, Drug / Q000266:history*; D007886:Legislation, Veterinary / Q000266:history*; D014481:United States