title: Feed additives in animal production. I. Classification and factors associated with their use.
mesh_terms: D000596:Amino Acids; D000821:Animal Feed; D000824:Animal Nutritional Physiological Phenomena; D000818:Animals; D000890:Anti-Infective Agents; D002136:Calcium, Dietary; D002417:Cattle; D003300:Copper / Q000506:poisoning; D004041:Dietary Fats; D004044:Dietary Proteins; D005503:Food Additives; D006728:Hormones; D009584:Nitrogen; D012643:Selenium / Q000633:toxicity; D012756:Sheep; D013552:Swine; D014149:Tranquilizing Agents; D014815:Vitamins
chemical_list: D000596:Amino Acids; D000890:Anti-Infective Agents; D002136:Calcium, Dietary; D004041:Dietary Fats; D004044:Dietary Proteins; D005503:Food Additives; D006728:Hormones; D014149:Tranquilizing Agents; D014815:Vitamins; D003300:Copper; D012643:Selenium; D009584:Nitrogen