Source:http://linkedlifedata.com/resource/umls/id/C0027362
CSP: a general term for grouping human age group terms; prefer NTs.,MSH: Persons classified by age from birth (INFANT, NEWBORN) to octogenarians and older (AGED, 80 AND OVER).,NCI: Subgroups of populations based on age. (NCI),NCI: Subgroups of populations based on age.