The apex health research body, ICMR, on Tuesday said there is "no need to be alarmed immensely" over the reinfection case of Covid-19 reported in Hong Kong, but at the same time maintained that it is not yet known how long the immunity lasts in case of coronavirus.
At a press briefing, the Indian Council of Medical Research (ICMR) Director-General Balram Bhargava said the Hong Kong case is a stray example and the reinfection can depend upon various factors.
"We have read with interest the reports of reinfection in one case in Hong Kong. We are learning more and more