Dhaka, Oct 13 (TIWN) About 45 per cent of the residents of Dhaka have developed Covid-19 antibodies, with the rate climbing to 74 per cent among slum-dwellers in the Bangladeshi capital, according to a new study.

The national-level study found the presence of the virus in 9.8 per cent of samples that were tested, reports bdnews24.  The study, commissioned by the government's disease control agency IEDCR, was conducted between April 18 and July 5 in collaboration with USAID.