Source:http://linkedlifedata.com/resource/umls/id/C0001792
MSH: A person 65 through 79 years of age. For a person older than 79 years, AGED, 80 AND OVER is available.,NCI: An age group comprised by people 65 years of age and older. (NCI),NCI: An age group comprised by people 65 years of age and older.