https://www.dw.com/zh/牛津疫苗对老年人有效率仅为8药企驳斥报道/a-56348223
https://www.sohu.com/a/448314702_120020524
牛津疫苗在二期临试中显示对老年有效,但三期中老年人比例太少,数据不足。
https://geneonline.news/strong-immune-response-in-older
https://www.sohu.com/a/448806271_120020524