2021年 Covid-19 研討會：圭爾夫大學病 毒免疫學家 Byram Bridle 博士

草菅人命 !

Covid-19 Symposium 2021: Dr Byram Bridle, Viral Immunologist, University of Guelph, Canada (2021-02-15)

https://www.youtube.com/watch?v=VrNQ8hkxHw8