title: Structural chromosomal aberrations before and after administration of 20 muCi iodine-131.
mesh_terms: D000293:Adolescent; D000328:Adult; D000368:Aged; D002869:Chromosome Aberrations; D002877:Chromosomes, Human / Q000528:radiation effects*; D005260:Female; D006801:Humans; D007457:Iodine Radioisotopes; D008214:Lymphocytes / Q000166:cytology; D008875:Middle Aged; D012854:Sister Chromatid Exchange / Q000528:radiation effects; D013959:Thyroid Diseases / Q000175:diagnosis*
chemical_list: D007457:Iodine Radioisotopes