Chickenpox Outbreak Hits N.C. Private School With Low Vaccination Rates
Three dozen students have been infected at Asheville Waldorf School – which has among the very highest rates of parents claiming religious exemption from state vaccine requirements.
Đọc tiếp trên NPR
At November 21, 2018 at 04:00AM
Categoty Education
Thứ Tư, 21 tháng 11, 2018
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