Pontiac fever, amoebae, and legionellae.
D000656:Amoeba / Q000382:microbiology*; D006801:Humans; D007875:Legionella / Q000254:growth & development* / Q000276:immunology / Q000472:pathogenicity; D007877:Legionnaires' Disease / Q000209:etiology*; D013696:Temperature