
In a series of tweets on Wednesday, Pfizer said it’s coronavirus vaccine candidate, which is being developed in conjunction with BioNTech, was found to be safe and 95% effective in elderly study part… [+668 chars]

In a series of tweets on Wednesday, Pfizer said it’s coronavirus vaccine candidate, which is being developed in conjunction with BioNTech, was found to be safe and 95% effective in elderly study part… [+668 chars]