He responded to criticism in certain circles following emergency use authorisation to the vaccine and said,"Indian companies do not deserve this backlash".
The highly transmissible Delta variant of SARS-CoV-2 has mutated further to form the 'Delta plus' or 'AY.1' variant but there is no immediate cause for concern in India as its incidence in the country is still low, scientists in New Delhi said.
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The company has set an affordable ceiling price of USD 3 (around Rs 225) per dose, it added.
