title: Cytogenetic investigation of people in Finland using household water with high natural radioactivity.
mesh_terms: D000293:Adolescent; D000328:Adult; D000367:Age Factors; D000368:Aged; D001417:Background Radiation; D002869:Chromosome Aberrations; D004781:Environmental Exposure; D004812:Epidemiologic Methods; D005260:Female; D005387:Finland; D006801:Humans; D008214:Lymphocytes / Q000528:radiation effects*; D008297:Male; D008875:Middle Aged; D011839:Radiation, Ionizing; D011886:Radon; D013997:Time Factors; D014881:Water Supply
chemical_list: D011886:Radon