title: Uncertainties abound in radon research: lung cancer risk hard to quantify.
authors.forename: K
authors.initials: K
authors.lastname: Smigel
mesh_terms: D006801:Humans; D008175:Lung Neoplasms / Q000209:etiology*; D009381:Neoplasms, Radiation-Induced / Q000209:etiology*; D011848:Radioactive Pollutants / Q000009:adverse effects / Q000032:analysis*; D011886:Radon / Q000009:adverse effects / Q000032:analysis*; D012306:Risk
chemical_list: D011848:Radioactive Pollutants; D011886:Radon