Article contentIt’s no crystal ball, but when trying to predict when something is likely to happen, one approach is to tap the “wisdom of the crowd” — ask many people their opinions and average their responses. We apologize, but this video has failed to load. tap here to see other videos from our team. Try refreshing your browser, or When it comes to COVID-19 vaccines, how good will be good enough? Historically, fewer than five per cent of non-pandemic flu vaccines tested in humans ultimately go on to get approved.

Source: National Post October 28, 2020 11:03 UTC