From the Centers for Disease Control and Prevention. Self-reported use of mammography and insurance status among women aged > or =40 years--United States, 1991-1992 and 1996-1997.
D000368:Aged; D005260:Female; D006801:Humans; D007348:Insurance, Health / Q000706:statistics & numerical data*; D008327:Mammography / Q000706:statistics & numerical data*; D008875:Middle Aged; D011159:Population Surveillance; D014481:United States / Q000453:epidemiology