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Radioactive I-131 from Fallout

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     Information and resources for Americans exposed to I-131 (a form of radioactive iodine) through fallout from above-ground nuclear testing in the 1950s and early '60s.
    About I-131
  • How Americans Were Exposed
  • The Milk Connection
  • The Government's Response
  • Get the Facts About Exposure to
    I-131 Radiation
    Thyroid Cancer Resources
  • Diagnosing and Screening for
    Thyroid Disease
  • Clinical Trials
  • Thyroid Cancer Links
    NCI Reports
  • Fallout From Nuclear Tests and Cancer Risks
  • NCI Report on I-131 Fallout
  • Methods and Data for
    Calculating Doses
  • IOM Report
    Estimating Your Exposure
  • I-131 Dose/Risk Calculator
  • State and County Exposure
    Resources for Program Partners
  • Press Release
  • Promotional Brochure
  • PSA Sticks
  • I-131 Teleconference
  • New Case Studies in Environmental Medicine: I-131 (CME Credits)
    Other Agencies & Research
  • Centers for Disease Control and Prevention (CDC)
  • Agency for Toxic Substances
    and Disease Registry
  • Hanford Health Information