NCI reports improvement in breast cancer death rate.
D000328:Adult; D001741:Black or African American; D000368:Aged; D000369:Aged, 80 and over; D001943:Breast Neoplasms / Q000175:diagnosis / Q000401:mortality* / Q000628:therapy; D005260:Female; D006801:Humans; D008875:Middle Aged; D009026:Mortality / Q000639:trends*; D009316:National Institutes of Health (U.S.) / Q000706:statistics & numerical data*; D014481:United States; D044465:White People