McMaster HealthLabs, Air Canada and Greater Toronto Airports Authority to Conduct a Voluntary COVID-19 Study of Arriving International Travellers TORONTO, Sept. 3, 2020 /CNW Telbec/ – Today at Pearson Airport Terminal 1, McMaster HealthLabs (MHL), Air Canada and the Greater Toronto Airports Authority (GTAA) announced that they will partner on a voluntary COVID-19 study of … Continue reading COVID-19 international travel study commencing at Pearson