Cassandra Szklarski Tamara Dus, director of University Health Network Safety Services, administers a Pfizer-BioNTech COVID-19 vaccine in Toronto on Monday, Dec. 14, 2020. As the first batch of vaccinations target groups most at risk of COVID-19 exposure and illness, many Canadians have questions about how the broader rollout will look when it's their turn for a shot.THE CANADIAN PRESS/Frank Gunn December 15, 2020 - 9:17 AM TORONTO - As the first batch of vaccinations target groups most at risk of COVID-19 exposure and illness, many Canadians have questions about how the broader rollout will look when it's their turn for a shot. The Ontario Medical Association convened a panel of experts to tackle the most common questions they've heard from patients and posted their advice on social media. Here's a look at some of their answers, which have been edited for length and clarity: