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USE THESE SOURCE SITE IN APA!
https://www.ncbi.nlm.nih.gov/pmc/articles/PMC4499779/

https://www.ncbi.nlm.nih.gov/pmc/articles/PMC5525140/

https://www.nbcnews.com/news/amp/ncna813411

https://wlos.com/amp/news/news-13-investigates/deadlier-than-fire/documentary-mesothelioma-prostate-cancers-most-common-among-cases-reported-by-nc-firefighters

https://www.firerescue1.com/cancer/articles/mitigating-firefighter-cancer-risks-through-lifestyle-wCmSoyo7IJCLbXMg/

https://www.ncbi.nlm.nih.gov/pmc/articles/PMC7967542/

https://www.prostate.org.au/news-media/news/male-firefighters-have-an-increased-risk-of-prostate-cancer/

https://www.firerescue1.com/cancer/articles/the-national-firefighter-registry-an-update-on-the-plan-to-track-firefighter-cancer-NQ5oPnbOKPDtfWiO/