Choice of area for assessment.
D000293:Adolescent; D000328:Adult; D000365:Age Determination by Skeleton; D002648:Child; D003365:Costs and Cost Analysis; D006225:Hand / Q000000981:diagnostic imaging; D006801:Humans; D007223:Infant; D008452:Maximum Allowable Concentration; D008722:Methods; D011835:Radiation Protection; D013679:Technology, Radiologic