Low-dose radiation.
D000328:Adult; D002140:California; D006801:Humans; D008136:Longevity; D008297:Male; D008875:Middle Aged; D009381:Neoplasms, Radiation-Induced / Q000401:mortality*; D009784:Occupational Diseases / Q000401:mortality*; D011210:Power Plants; D011829:Radiation Dosage