Cancer risk due to exposure to high levels of natural radon in the inhabitants of Ramsar , Iran

  • S. M. J. Mortazavia, M. Ghiassi-Nejadb, M. Rezaieanc
  • Published 2005


Inhabitants of Ramsar, a city in northern Iran, are exposed to levels of natural radiation as high as 55–200 times higher than the average global dose rate. Furthermore, radon levels in some regions of Ramsar are up to 3700 Bq m . To assess the association between the radon concentration and frequency of lung cancer, lung cancer patients recorded over the… (More)

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