Want to discuss? Please read our first.AdvertisementClose XAACanadians have closed schools and shut down large parts of the economy to deal with the threat of the novel .Encouragingly, public health experts say that a graph of positive tests shows that the sacrifice is working.“This is a good-news graph,” says Steven Hoffman of York University.Story continues below advertisement“The good news is that it’s not a straight line and that it’s actually curving downwards, which is exactly what we would want to see. These lines don’t show that the outbreak is ending. The number of cases might be...…Want to discuss? Please read our first.AdvertisementClose XAACanadians have closed schools and shut down large parts of the economy to deal with the threat of the novel .Encouragingly, public health experts say that a graph of positive tests shows that the sacrifice is working.“This is a good-news graph,” says Steven Hoffman of York University.Story continues below advertisement“The good news is that it’s not a straight line and that it’s actually curving downwards, which is exactly what we would want to see. These lines don’t show that the outbreak is ending. The number of cases might be...WW…