OTTAWA—As new cases of COVID-19 surge across Canada, the federal government and the provinces have been imposing stricter measures to try to limit the illness’s spread. The Canadian Press interviewed three leading Canadian experts in disease control and epidemiology, asking their thoughts on Canada’s handling of the pandemic, the new restrictions on activities—and what else can be done. Here’s what they had to say. John Brownstein, Montreal-born Harvard University epidemiologist and chief innovation officer at Boston Children’s Hospital: Having a national testing strategy in Canada that uses rapid tests people could do at home would limit the spread of the virus, Brownstein says. “That would enable us to get insight on infection and actually have people isolate,” he says. No such tests have been approved in Canada yet. “We’ve been saying this all along, so it’s not just a purely Canadian issue, but having a strategy that implements that kind …