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Ionizing radiation and health effects
World Health Organization | Both
Radiation
WHO fact sheet explaining ionizing-radiation sources, dose-dependent health effects, and long-term cancer risk.
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Radon and Cancer
National Cancer Institute | Both
Radiation
NCI fact sheet describing radon exposure, lung cancer risk, and prevention through testing and mitigation.
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Risk Factors: Radiation
National Cancer Institute | Both
Radiation
NCI overview of ionizing radiation sources, cancer risk, radon, and the distinction from lower-energy non-ionizing exposures.
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