Pfizer-BioNTech say Covid vaccine works against UK, South Africa variants, Top Health News | Latest Health & Healthcare Industry Information and Updates: ET HealthWorld : ETHealthworld.com

While the findings indicated no need for a new vaccine to tackle the new strains, Pfizer and BioNTech said they would respond if there was evidence that the variants could defeat their current vaccine., While the findings indicated no need for a new vaccine to tackle the new strains, Pfizer and BioNTech said they would respond if there was evidence that the variants could defeat their current vaccine., , Read More