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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 CTV News.

"Catherine Hankins, part of Canada鈥檚 COVID-19 Immunity Task Force, said that there are issues with 鈥渢he lack of notice and the short shelf life of donations.

鈥淲hat do I mean by that is the countries [鈥�] need to be getting vaccines that have at least a 10 week shelf life in order for them to be able to use them, and they need four weeks notice that they're coming,鈥� she explained."