The US Centres for Disease Control and Prevention (CDC) had since April updated its guidelines to advise against large-scale sanitisation exercises as a Covid-19 prevention measure, said infectious disease expert Dr Adeeba Kamarulzaman today.

"Since the CDC guidance was mentioned... updated April 14, 2021," said Adeeba on Twitter.

She said this in response to news reports that quoted Housing and Local Government Minister Zuraida Kamaruddin, as well as Malaysian Fire and Rescue Department director-general Hamdan Wahid, who both...