[Estimation of stochastic risk from computed tomography examinations in Japan, 1979. 1. The number of examinations and scans (author's transl)].
D000293:Adolescent; D000328:Adult; D002648:Child; D002675:Child, Preschool; D005260:Female; D006801:Humans; D007223:Infant; D007564:Japan; D008297:Male; D008875:Middle Aged; D011336:Probability; D011829:Radiation Dosage; D011856:Radiographic Image Enhancement; D014057:Tomography, X-Ray Computed / Q000009:adverse effects*