Keep fit for life : meeting the nutritional needs of older persons.
World Health Organization.
Tufts University.School of Nutrition Science and Policy.
USDA Human Nutrition Research Center on Aging.
Geneva :, [Medford, Mass.]  : World Health Organization, Tufts University, School of Nutrition and Policy,
c2002.
Includes bibliographical references (p. 106-111)
Older people
Aging