The first Legionella outbreak was in 1976. Today, Legionella is still rising in the United states.

Legionnaires’ Disease is rising in the United States   The first case of Legionnaires’ Disease broke out in Philadelphia, Pennsylvania, at the annual three-day convention hosted by the American legion at the Bellevue-Stratford Hotel in 1976. Over 2000 Legionnaires attended the convention and within a week more than 130 people had been hospitalized and 25…

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