Medical radiation.
Otha
O
Linton
D001822:Body Burden; D004781:Environmental Exposure / Q000706:statistics & numerical data*; D006801:Humans; D011871:Radiology / Q000706:statistics & numerical data* / Q000639:trends*; D012062:Relative Biological Effectiveness; D014057:Tomography, X-Ray Computed / Q000706:statistics & numerical data*