[The Legionellas--epidemiology, ecology, sources of infection and preventive measures].
D001431:Bacteriological Techniques; D006801:Humans; D007875:Legionella / Q000254:growth & development; D007877:Legionnaires' Disease / Q000517:prevention & control / Q000635:transmission*; D012306:Risk
Legionellen--Epidemiologie, Okologie, Infektionsquellen und präventive Massnahmen.