About 400 million of India's 1.4 billion people did not have antibodies, the survey showed
21 Jul 2021 11:16 AM
The BMC had conducted the second round of sero-survey along with other organisations in the second half of August
03 Oct 2020 6:45 PM
Based on studies of other coronaviruses that cause colds, people can get infected with the same coronavirus more than once in the same year
20 Aug 2020 12:15 PM