Covid vaccines help Pfizer, BioNTech, Sinovac, Moderna topple powerhouses GSK, Merck, Sanofi
While Pfizer became the largest seller of vaccines in 2021, the second and third spots were taken by BioNTech and Sinovec.
While Pfizer became the largest seller of vaccines in 2021, the second and third spots were taken by BioNTech and Sinovec.