Research published in late 2024 in the journal JAMA Pediatrics found nirsevimab was more than 90 percent effective at preventing hospitalization for RSV, and 89 percent effective at preventing all ...

问：婴幼儿患流感的概率是否更大，如何判断？李刚：婴幼儿免疫力较弱，患流感的概率确实比成人大，症状也比较明显，如突发高热、肌肉酸痛、乏力、精神状态差，还伴有呕吐和腹泻。