: Pfizer vaccine can reduce transmission after 1 dose, new study finds 25 de fevereiro de 2021 by r4ibom in Uncategorized A single dose of the COVID-19 vaccine made by Pfizer and BioNTech reduces infections and lowers the risk of transmission, according to a new study. Compartilhe isso:Clique para compartilhar no Twitter(abre em nova janela)Clique para compartilhar no Facebook(abre em nova janela) Relacionado 25 de fevereiro de 2021
