<span style="color: #222222;">Director General of Indian Council of Medical Research ICMR Dr Balram Bhargava said that ICMR has decided upon a cutoff of 100 days for reinfection of COVID-19, if it occurs. Replying to a media query on ICMR reinfection study, Dr Bhargava said, antibodies were also assumed to have a life of four months.<br />''<br />''Earlier, ICMR had informed about commissioning a study to understand the true burden of reinfected cases and the results are expected in a couple of weeks.  <br />''<br />''Reinfection was a problem which was first described via a case from Hong Kong.</span><br />