Many people have already been vaccinated against novel coronavirus. And now, all beneficiaries are lining up to get their second shot of the vaccine. The second shot is crucial to be fully immunized and it is required for the vaccine to work at the promised efficacy rate.

Many people have already been vaccinated against novel coronavirus. And now, all beneficiaries are lining up to get their second shot of the vaccine. The second shot is crucial to be fully immunized and it is required for the vaccine to work at the promised efficacy rate.