[Observation of lymphocyte ultrastructure in x-ray diagnostic technicians].
D000328:Adult; D000368:Aged; D006801:Humans; D008214:Lymphocytes / Q000378:metabolism / Q000528:radiation effects* / Q000648:ultrastructure; D008297:Male; D048629:Micronuclei, Chromosome-Defective / Q000528:radiation effects; D015162:Micronucleus Tests; D008875:Middle Aged; D016273:Occupational Exposure / Q000032:analysis*; D011872:Radiology Department, Hospital; D013997:Time Factors