Source:http://linkedlifedata.com/resource/umls/id/C0597010
CSP: tree section heading term for specific named groups; do not index.,NCI: The term special populations refers to those population segments that may experience, or are known to experience, high cancer rates and/or are underserved in terms of cancer prevention and control programs. Special populations include geographically isolated and other medically underserved populations, blue-collar groups, the elderly, lower-income groups, Alaskan natives, American Indians, Hispanics, Asian- Americans, Blacks, native Hawaiians, and American Samoans.