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百日咳
感染症, 肺
[慢性]
咳, 鼻水, u36;吐, needs immunization
Pertussis, also known as whooping cough, is a highly contagious disease caused by the bacteriumBordetella pertussis; a similar, milder disease is caused by B. parapertussis. Worldwide, there are 30?50 million pertussis cases and about 300,000 deaths per year (World Health Organization data).
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