Infectious diseases expert Dr Adeeba Kamarulzaman has called on the government to release guidelines on ventilation in indoor spaces to curb the transmission of Covid-19.

“We need a loud and clear acknowledgement that (ventilation) is a major issue (and to) quickly convene an interagency task force.

“Issue guidelines a la Singapore and promote this to avoid work, school clusters, etc. But it has to be done urgently. Already too many months have passed,” Adeeba (above) said on Twitter...