title: Comments on "Radon-222 and 222Rn progeny concentrations measured in an energy-efficient house equipped with a heat exchanger".
mesh_terms: D000393:Air Pollutants / Q000032:analysis*; D000396:Air Pollutants, Radioactive / Q000032:analysis*; D006798:Housing; D011886:Radon / Q000032:analysis*
chemical_list: D000393:Air Pollutants; D000396:Air Pollutants, Radioactive; D011886:Radon