title: Respiratory exposure in buildings due to radon progeny.
mesh_terms: D000398:Air Pollution, Radioactive; D000512:Alpha Particles; D001417:Background Radiation; D001729:Bismuth; D003252:Construction Materials / Q000009:adverse effects*; D006801:Humans; D007854:Lead; D008168:Lung; D011059:Polonium; D011829:Radiation Dosage; D011868:Radioisotopes; D011886:Radon
chemical_list: D011868:Radioisotopes; D007854:Lead; D011059:Polonium; D011886:Radon; D001729:Bismuth