Reuters.comSouth African variant may 'break through' Pfizer vaccine protection, but vaccine highly effective, Israeli study saysApr 18, 2021more_vert
The Bureau of Investigative JournalismPfizer backs down over…Apr 19, 2021Madlen Davies & Rosa FurneauxBy Madlen Davies & Rosa Furneauxmore_vert
Mail and GuardianPfizer backs down over 'unreasonable' terms in South Africa vaccine deal – The Mail & GuardianApr 19, 2021more_vert