Gonoshasthaya Kendra founder Dr Zafrullah Chowdhury, the man who has been fighting the virus, was tested positive for Covid-19 on Sunday.
Confirming the matter to The Business Standard, Dr Zafrullah said, "I had fever yesterday. So I went for antigen test with our invented kit G-Rapid Dot Blot and tested positive."
"I am currently in good health and in home isolation. I will go for another test with PCR machine on Tuesday or Wednesday."