title: Letter: Protein and amino acid requirements of chicks, rats and man.
mesh_terms: D000328:Adult; D000596:Amino Acids / Q000378:metabolism*; D000818:Animals; D002645:Chickens; D006801:Humans; D007223:Infant; D008954:Models, Biological; D009751:Nutritional Requirements; D011506:Proteins / Q000378:metabolism*; D051381:Rats; D013045:Species Specificity
chemical_list: D000596:Amino Acids; D011506:Proteins