Protein nutriture and requirement in elderly people.
D000368:Aged; D000375:Aging; D000601:Amino Acids, Essential / Q000378:metabolism; D004032:Diet; D004044:Dietary Proteins / Q000008:administration & dosage* / Q000378:metabolism; D006801:Humans; D009751:Nutritional Requirements
D000601:Amino Acids, Essential; D004044:Dietary Proteins