title: Synthetic amino acid formula and nitrogen use.
mesh_terms: D000596:Amino Acids / Q000008:administration & dosage*; D000818:Animals; D002986:Clinical Trials as Topic; D004750:Enteral Nutrition; D005503:Food Additives; D006801:Humans; D009584:Nitrogen / Q000378:metabolism*; D009930:Organic Chemicals; D051381:Rats
chemical_list: D000596:Amino Acids; D005503:Food Additives; D009930:Organic Chemicals; C011567:Vivonex; D009584:Nitrogen