Notes: Radon testing in Federal buildings - <<https://www.canada.ca/en/health-canada/services/environmental-workplace-health/radiation/radon/radon-testing-federal-buildings-highlights.html>>.  Radon / Thoron Survey in Canadian Metropolitan Areas <<https://www.canada.ca/en/health-canada/services/environmental-workplace-health/radiation/radon/radon-thoron-survey-canadian-metropolitan-areas.html>>. Cross-Canada Survey of Radon concentrations in Homes <<https://www.canada.ca/en/health-canada/services/environmental-workplace-health/reports-publications/radiation/cross-canada-survey-radon-concentrations-homes-final-report-health-canada-2012.html>>. Residential Radon Mitigation Actions Follow-up Study <<https://www.canada.ca/en/health-canada/services/publications/health-risks-safety/residential-radon-mitigation-actions-follow-up-study.html>>

  