See a table of how various pathogens are incapacitated by UVC light exposure and the time vs power dosage required for each. /wp/wp-content/uploads/UV-Deactivation-Guide-For-Pathogens.pdf
https://www.bapras.org.uk/public/patient-information/surgery-guides/skin-cancer/skin-anatomy-and-skin-cancers https://www.bapras.org.uk/public/patient-information/surgery-guides/skin-cancer/skin-anatomy-and-skin-cancers
https://www.researchgate.net/publication/278717381_Ultraviolet_Germicidal_Irradiation_Handbook https://www.researchgate.net/publication/278717381_Ultraviolet_Germicidal_Irradiation_Handbook
https://www.ncbi.nlm.nih.gov/pmc/articles/PMC6102977/ https://www.ncbi.nlm.nih.gov/pmc/articles/PMC6102977/
https://www.ncbi.nlm.nih.gov/pmc/articles/PMC3831650/ https://www.ncbi.nlm.nih.gov/pmc/articles/PMC3831650/
https://www.ncbi.nlm.nih.gov/pmc/articles/PMC4702654/ https://www.ncbi.nlm.nih.gov/pmc/articles/PMC4702654/
https://www.ncbi.nlm.nih.gov/pmc/articles/PMC3292282 https://www.ncbi.nlm.nih.gov/pmc/articles/PMC3292282