STOCKHOLM, July 3 (Xinhua) -- European authorities must be vigilant in detecting and monitoring outbreaks of Legionnaires' disease, a form of pneumonia that has seen a surge to unprecedented levels in the European Union (EU) and the European Economic Area (EEA), the European Centre for Disease Prevention and Control (ECDC) said on Monday.
Over 10,700 cases, including 704 fatalities, were reported in 2021, the ECDC said in its latest Annual Epidemiological Report.
