Corona Update International LatestWHO looking forward to oral, nasal Covid vaccinesengmtnewsNovember 11, 2021November 11, 2021 by engmtnewsNovember 11, 2021November 11, 20210287 The World Health Organization’s chief scientist said Tuesday she was looking forward to the “second generation” of Covid-19 vaccines, which could include nasal sprays and...