References

Data Collected From EPA and ArcGIS Online Catalog

2017 Montana tobacco use fact sheet. (2017, September 18). Retrieved March 28, 2018, from https://truthinitiative.org/tobacco-use-montana

County Health Rankings. (n.d.). Retrieved April 21, 2018, from http://www.countyhealthrankings.org/app/montana/2018/measure/factors/9/data

Kansas State University. (n.d.). Radon Basics. Retrieved from https://sosradon.org/Radon Basics

Larsson, L. S. (2015). The Montana Radon Study: Social Marketing via Digital Signage Technology for Reaching Families in the Waiting Room. American Journal Of Public Health, 105(4), 779-785. doi:10.2105/AJPH.2014.302060

Lung Cancer. (2017, June 02). Retrieved from https://www.cdc.gov/cancer/lung/statistics/state.htm

Montana Population 2018. (n.d.). Retrieved from http://worldpopulationreview.com/states/montana-population/

Montana Radon Information. (n.d.). Retrieved February 13, 2018, from http://mt-radon.info/MT_general.html

Radon. (n.d.). Retrieved March 28, 2018, from http://deq.mt.gov/Energy/radon

Radon Fact Sheet. (n.d.). Retrieved March 28, 2018, from http://www.radon.com/radon_facts/

Suburban Stats. (n.d.). Current Population Demographics and Statistics for Montana by age, gender and race. Retrieved from https://suburbanstats.org/population/how-many-people-live-in-montana

The Geology of Radon. (n.d.). Retrieved March 28, 2018, from https://certmapper.cr.usgs.gov/data/PubArchives/radon/georadon/3.html

U.S. Geological Survey - The Geology of Radon. (1995, October 13). Retrieved April 13, 2018, from https://certmapper.cr.usgs.gov/data/PubArchives/radon/georadon/3.html