1. Mueller, H.E., Vorkommen und Bedeutung von Legionellen in Warmwassersystemen,Pharm. Ind., 1991, vol. 53, pp. 671–676.
2. The Prokaryotes, Balows, A., Trüper, H.G.,et al., Eds., New York: Springer, 1992, pp. 3281–3303.
3. Fliermans, C.B., Ecology ofLegionella: From Data to Knowledge with a Little Wisdom,Microb. Ecol., 1996, vol. 32, pp. 203–228.
4. Legionella: Current Status and Emerging Perspectives, Barbaree, J.M., Breiman, R.F., and Dufour, A.P., Eds., Washington, D.C.: Am. Soc. Microbiol., 1993.
5. Hoffman, P.S., Pine, L., and Bell, S., Production of Superoxide and Hydrogen Peroxide in Medium Used to CultureLegionella pneumophila: Catalytic Decomposition by Charcoal,Appl. Environ. Microbiol., 1983, vol. 45, pp. 784–791.