(2015).  Surveillance for waterborne disease outbreaks associated with drinking water—United States, 2011–2012. MMWR Morb Mortal Wkly Rep. 64, 842–8.
 (2016).  Vital signs: deficiencies in environmental control identified in outbreaks of Legionnaires’ disease—North America, 2000–2014. American Journal of Transplantation. 16, 3049–3058.
                QMRA 