What is the nature of India's indigenous COVID‐19 vaccine?
1
It is an mRNA vaccine (for expression of viral spike protein)
2
It is a preparation of inactivated whole virus
3
It is a preparation of attenuated SARSCov2 virus
4
It is a recombinant, replication‐deficient chimpanzee adenovirus vector encoding the SARS‐CoV‐2 Spike (S) glycoprotein