27 Jul 21copy & paste+upvote-downvote5) the waning efficacy of the Pfizer vaccine over time is quite sharp and significant. As explained in the thread π§΅β¦ https://t.co/SF9qvAfATP
β@_lexiemichelee: @MariaCabayubi you know how slow I am Maria. But it looks really goodβhah I know this. But thank youuu
14 Jan 13copy & paste+upvote-downvoteβ@_lexiemichelee: @MariaCabayubi you know how slow I am Maria. But it looks really goodππππβhah I know this. But thank youuu βΊπππ