Updated On: 20 May, 2021 12:02 PM IST | Mumbai | PTI
The Indian Institutes of Technology-Hyderabad professor cited a paper by Italian researchers on infected people with decreasing antibodies, which give some sort of immunity, in six months

Covid-19 testing. Picture used for representational purpose
If the vaccination drive against coronavirus is not ramped up and Covid-19 appropriate-behaviour is not maintained, there is a possibility of a third wave of the pandemic in 6-8 months, said M Vidyasagar, a scientist involved in the Sutra Model which uses mathematics to project the trajectory of Covid-19.
He, however, stressed the Sutra Model has not predicted any third wave and it is working on it.