Four workers employed at one of the canteens located in the RML hospital campus have tested positive for COVID-19, official sources said.
The canteen, which is mainly for resident doctors, has been closed and contact tracing has been initiated to find out who all had come in contact with them in the last few days.
According to a source, one of the workers had some symptoms following which he along with three others were tested.
"Their test results have come out positive for coronavirus infection on Thursday," the source said.
Around 30 healthcare personnel, including two faculty members, some resident doctors, nurses and paramedic staff at the hospital have been infected by the disease so far.