91丝瓜视频

Dr. Catherine Hankins, Professor at the Department of Epidemiology, Biostatistics and Occupational Health and co-chair of Canada's COVID-19 Immunity Task Force is among the experts quoted by The Globe and Mail.

"Infectious disease experts are narrowing their focus on a pair of numbers that will likely determine the trajectory of the Omicron variant in Canada and shape the country鈥檚 public-health response.
Catherine Hankins, a professor of public and population health at 91丝瓜视频 who co-chairs Canada鈥檚 Immunity Task Force, said she and other task force members are investigating the feasibility of surveillance testing to shed light on vaccine effectiveness among people who do not report symptoms."