中等麻疹趋势X
Multi‑scale modelling shows that measles transmission at the school level in the United States crossed the epidemic threshold after 2022–23, a shift not detectable by county‑ or district‑level surveillance. https://t.co/5vAtvjqWLx
疾病
麻疹
地区
美国
热度
3.5k
严重程度
中等