title: Don't ask, don't tell: Canadian policies on radon.
authors.affiliation: CMAJ.
authors.forename: Diane L
authors.initials: DL
authors.lastname: Kelsall
mesh_terms: D002170:Canada / Q000453:epidemiology; D002274:Carcinogens, Environmental / Q000032:analysis* / Q000506:poisoning*; D004784:Environmental Monitoring / Q000331:legislation & jurisprudence*; D006801:Humans; D008175:Lung Neoplasms / Q000139:chemically induced / Q000453:epidemiology*; D008452:Maximum Allowable Concentration; D011640:Public Policy; D011886:Radon / Q000032:analysis* / Q000506:poisoning*
chemical_list: D002274:Carcinogens, Environmental; D011886:Radon