Representative image AHMEDABAD: A city-based doctor couple – Dr Bela Dave, a professor at AMC-run dental college in Khokhra, and Dr Dilip Dave, a pathologist running a lab in Bapunagar area – tested positive for Covid-19 on Sunday. The duo had completed both the vaccination doses as healthcare workers (HCWs). The couple told the media on Monday that they had no major symptoms, and have home quarantined themselves. The duo had got tested as part of their duty and had no apparent symptoms associated with the viral infection. It is the second instance in the past three days where the doctors who have completed both the shots have got infected with the virus.