Technical factors in dental radiography in Hiroshima and Nagasaki.
D000328:Adult; D000368:Aged; D003753:Dental Health Surveys; D005069:Evaluation Studies as Topic; D005260:Female; D006801:Humans; D007564:Japan; D008297:Male; D008875:Middle Aged; D009689:Nuclear Warfare; D011829:Radiation Dosage; D011834:Radiation Monitoring; D011835:Radiation Protection / Q000295:instrumentation; D011861:Radiography, Dental; D013679:Technology, Radiologic / Q000592:standards*; D013997:Time Factors