editorial素材 - Kathmandu, Nepal - November 24 2020: Syringe Injection infront of Pfizer Logo. Pfizer and BioNTechvaccine has shown 94% effectiveness against COVID-19 in Phase 3 of human trial.
Kathmandu, Nepal - November 24 2020: Syringe Injection infront of Pfizer Logo. Pfizer and BioNTechvaccine has shown 94% effectiveness against COVID-19 in Phase 3 of human trial.