The Brihanmumbai Municipal Corporation (BMC) released the initial results of a Sero survey being conducted in city, which indicated that around 57 percent of those living in slums and 16 percent in non-slum areas had anti-bodies against COVID-19. This primarily means that around 40.5 percent and those surveyed had contracted coronavirus and had automatically cured from the disease.
However, the results are based on just 7,000 samples and do indicate that the sero-prevalence level is at 40 percent.
To decode the initial results, understand the concept and importance of herd immunity, CNBC-TV18's Archana Shukla spoke to Dr Giridhar Babu, Epidemiologist, Professor & Head of Life Science Course at Public Health Foundation of India.
Watch the video for more.