The method of alpha-beta activity multiple correlation for assessment of airborne radioactivity.
D000398:Air Pollution, Radioactive / Q000032:analysis*; D000512:Alpha Particles; D001417:Background Radiation; D004583:Electrons; D011874:Radiometry / Q000379:methods*; D011886:Radon / Q000032:analysis; D013910:Thorium / Q000032:analysis
D013910:Thorium; D011886:Radon