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The DTaP vaccine, given in childhood, is 90% effective, and the Tdap vaccine administered to pregnant women in the third trimester reduces pertussis cases in newborns by 77%.—Amar Duggirala, Baltimore Sun, 23 Apr. 2025 Cases of pertussis — also known as whooping cough — have skyrocketed by more than 1,500% nationwide since hitting a recent low in 2021.—Jade Walker, CNN Money, 15 Apr. 2025 Whooping cough, or pertussis, is a type of respiratory infection caused by the bacterium Bordetella pertussis.—Tanya Lewis, Scientific American, 4 Apr. 2025 By the numbers: As of March 8, Washington state had recorded 590 pertussis cases this year and more than 1,000 in 2024.—Christine Clarridge, Axios, 25 Mar. 2025 See All Example Sentences for pertussis
Word History
Etymology
New Latin, from Latin per- thoroughly + tussis cough
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