World Health Organization weighs in on the dosage delay strategy by Britain and Canada Author of the article: Diane Francis Publishing date: Apr 05, 2021 • 1 week ago • 3 minute read • There is a wealth of emerging scientific data, which demonstrates that elderly people who have gotten their first dose of vaccine should get their second within the recommended 21 or 28 days, not 16 weeks. Photo by Brendan Smialowski/AFP via Getty Images Article content A recent editorial published in the British Medical Journal makes a good case for why the Canadian government’s risky dose-delay strategy to compensate for its failure to procure COVID-19 vaccines is a bad idea. It adds to a wealth of emerging scientific data, which clearly demonstrates that elderly people who have gotten their first dose of vaccine should get their second within the recommended 21 or 28 days, not 16 weeks.