Pfizer’s ‘Prevnar 20’ gets in FDA fast lane as next-gen pneumococcal vaccine race heats up with Merck December 9, 2020 Auto Bot News 0 Pfizer’s ‘Prevnar 20’ gets in FDA fast lane as next-gen pneumococcal vaccine race heats up with Merck aliu Wed, 12/09/2020 – 10:25