回複：難道沒看到過癌症發生率和死亡率在radiologist中很高

http://radiology.rsna.org/content/233/2/313.full

The most consistent finding was increased mortality due to leukemia among early workers employed before 1950, when radiation exposures were high.
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To date, there is no clear evidence of an increased cancer risk in medical radiation workers exposed to current levels of radiation doses.