title: Radon-220 progeny measurements.
authors.forename: J
authors.initials: J
authors.lastname: Bigu
mesh_terms: D001729:Bismuth / Q000032:analysis; D002170:Canada; D007854:Lead / Q000032:analysis; D008906:Mining; D011059:Polonium / Q000032:analysis; D011886:Radon / Q000032:analysis*; D017687:Radon Daughters; D014501:Uranium
chemical_list: D017687:Radon Daughters; D007854:Lead; D014501:Uranium; D011059:Polonium; D011886:Radon; D001729:Bismuth