• Kyodo


The cancer mortality risk for 70-year-olds who absorbed 1 sievert of radiation in the atomic bombings of Hiroshima and Nagasaki when they were 30 is 42 percent higher than those who weren’t exposed to the attacks, a Hiroshima institute survey says.

The Radiation Effects Research Foundation, a Japan-U.S. research body, unveiled the cancer mortality findings — which exclude leukemia — in Thursday’s issue of the U.S. journal Radiation Research.

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