美国纽约暴发疫情

Group 1 - The outbreak of Legionnaires' disease in Harlem has resulted in dozens of infections and 4 deaths since late July [1] - Legionnaires' disease is caused by Legionella bacteria, primarily affecting the respiratory system and can lead to severe complications [1] - The bacteria were detected in 12 cooling towers across 10 buildings, including a city hospital, indicating a potential public health risk [1]