Mix doses of Covid vaccines trigger potent immune response!

So far, about 24 crore people have been vaccinated in the country. In this, about 4 crores 63 lakh have received both doses of the vaccine. Meanwhile, many countries of the world have started research on applying two different vaccines instead of two doses of the same vaccine. Some scientists claim cocktail doses of vaccines are much helpful to increase immunity than two doses of the same vaccine. Watch video.