Intervention in black populations.
D001741:Black or African American; D005260:Female; D006296:Health Services / Q000706:statistics & numerical data*; D006801:Humans; D008297:Male; D008403:Mass Screening; D009369:Neoplasms / Q000517:prevention & control*; D010808:Physical Examination; D014481:United States; D044465:White People