HomeCNN.com - RSS Channel - App International Edition Pfizer/BioNTech says its Covid-19 vaccine is 100% effective and well tolerated in adolescents byAKS SHAMNAS •March 31, 2021 0 via CNN.com - RSS Channel - App International Edition https://ift.tt/3sFJyaa Tags: CNN.com - RSS Channel - App International Edition IFTTT Facebook Twitter
