Two doses of Pfizer or AstraZeneca’s vaccine are nearly as effective against the Delta coronavirus variant as they are against the previously dominant Alpha strain, a study published on Wednesday…
Month: July 2021
Sinopharm vaccine effective against coronavirus Delta variant
Sinopharm’s vaccine is effective against the highly contagious coronavirus Delta variant, a new study has found. More than 95 per cent of the 282 people studied developed antibodies within two…