Health Ministry director-general Dr Noor Hisham Abdullah has expressed concern over sporadic Covid-19 cases, particularly in the Klang Valley, and urged people to be consistent in taking precautions against the disease and following the government’s standard operating procedures.<br /><br />He said after the third movement control order was implemented on May 12 and the total lockdown beginning June 1, the rising number of cases in Covid-19 clusters have been contained since last week.<br /><br />However, the same cannot be said about sporadic cases, for which there is still no clear sign of abating.