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Almeida, D; Cristovam, E; Caldeira, D; Ferreira, JJ; Marques, T (1 November 2016). "Are there effective interventions to prevent hospital-acquired Legionnaires' disease or to reduce environmental reservoirs of Legionella in hospitals? A systematic review". American Journal of Infection Control. 44 (11): e183 –e188. doi:10.1016/j.ajic.2016.06.018. PMID27524259.
Almeida, D; Cristovam, E; Caldeira, D; Ferreira, JJ; Marques, T (1 November 2016). "Are there effective interventions to prevent hospital-acquired Legionnaires' disease or to reduce environmental reservoirs of Legionella in hospitals? A systematic review". American Journal of Infection Control. 44 (11): e183 –e188. doi:10.1016/j.ajic.2016.06.018. PMID27524259.