Guidelines for Legionella Control in the operation and maintenance of water distribution systems in health an aged care facilities: https://www.health.qld.gov.au/__data/assets/pdf_file/0030/444873/national-enhealth-guidelines.pdf
A guide by the U.S Department of Health and Human Services: Legionnaires’ Disease: A problem for health care facilities.
[Video] Presentation on the 40th Anniversary of the discovery of Legionella. The two scientists who headed up the investigation in 1976 talk of their experiences and discovery. https://youtu.be/ALZyly9_l4w