請看,中國疫苗和輝瑞打了個平手

來源: 2021-08-10 20:24:03 [舊帖] [給我悄悄話] 本文已被閱讀:

 

https://www.theonlinecitizen.com/2021/07/18/data-shows-sinovac-or-pfizer-vaccines-equally-effective-against-covid-19-infection/