title: [A study of the activity of rRNA gene of workers in a high-voltage laboratory].
mesh_terms: D000328:Adult; D005260:Female; D006801:Humans; D008297:Male; D008875:Middle Aged; D009697:Nucleolus Organizer Region / Q000032:analysis*; D012335:RNA, Ribosomal / Q000235:genetics*; D011840:Radiation, Nonionizing / Q000009:adverse effects*; D013194:Staining and Labeling; D014158:Transcription, Genetic
chemical_list: D012335:RNA, Ribosomal