Bukhari Z, LeChevallier MW, Jjemba P, Johnson W, Haas C, Hamilton K. Development of a risk management strategy for Legionella in reclaimed water systems. Water Research Foundation/ Singapore’s National Water Agency 2018, Reuse-12-05/4756. Available at https://www.werf.org/a/ka/Search/ResearchProfile.aspx?ReportId=Reuse-12-05.