CP24 January 20, 2022Employers who continue to insist that their workers test negative for COVID-19 in order to return to their jobs following an illness ought to stop that practice immediately, Peels top public health official says. Medical Officer of Health Dr. Lawrence Loh made the comment during a briefing at Mississauga City Hall on Thursday, as he discussed a shift to focus less on preventing infections alone and more on preventing severe outcomes due to the increased transmissibility of the Omicron variant.