ASHRAE on Filtration / Disinfection
Germicidal Efficacy and Mammalian Skin Safety of 222-nm UV Light
NHS England » NHS Estates Technical Bulletin (NETB 2023/01A): application of HEPA filter devices for air cleaning in healthcare spaces: guidance and standards
NHS England » NHS Estates Technical Bulletin (NETB 2023/01B): application of ultraviolet (UVC) devices for air cleaning in occupied healthcare spaces: guidance and standards