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2??????????????

3?2023???????400??

4???????

5?????????

?????????????????????????????2????????????????????21??????????????????????? (?? ?)????????????21??????????????,???????2??????????????16?????,???2???,??,??H1N1????

?7????(2025???2????10?????????????????16??),????????????6.99%,?????(7.63%)??;???28.58%,???(28.73%)?????????????????????????????????,??????????H1N1????????;?????????

???????,?????53?????,??????????,??????????(???????????=38?)????????????????????????,????1??(??????,????)?

???????1??????????????????????????????????????,?H1N1????????????????????,?“????”;?????????????????,?H3N2?????????????B??

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