世界卫生组织(WTO)发布了推荐2020年南半球流感季节使用的流感病毒疫苗,具体如下:
(https://www.who.int/influenza/vaccines/virus/recommendations/2020_south/en/)
*an A/Brisbane/02/2018 (H1N1)pdm09-like virus;
*an A/South Australia/34/2019 (H3N2)-like virus; *
*a B/Washington/02/2019-like (B/Victoria lineage) virus; and
*a B/Phuket/3073/2013-like virus (B/Yamagata/16/88 lineage).
此次建议2020年南半球流感季节使用的三价疫苗中的B型流感病毒成分为 :
a B/Washington/02/2019-like (B/Victoria lineage) virus.