title: Determination of radon daughters on filters by a simple liquid scintillation technique.
mesh_terms: D000512:Alpha Particles; D005374:Filtration; D007854:Lead / Q000032:analysis; D008722:Methods; D011059:Polonium / Q000032:analysis; D011827:Radiation; D011868:Radioisotopes / Q000032:analysis; D011874:Radiometry; D011886:Radon / Q000032:analysis*; D013057:Spectrum Analysis
chemical_list: D011868:Radioisotopes; D007854:Lead; D011059:Polonium; D011886:Radon