Canada ignores WHO's warning over mixing of vaccines

Despite the warning by WHO over the mixing and matching of Covid-19 vaccine doses, the health officials in Canada are sticking to the decision. "We receive a lot of queries from people who say they have taken one [dose] and are planning to take another one. It’s a little bit of a dangerous trend here," WHO’s chief scientist Soumya Swaminathan had said. Canadian officials claim the decision is based on 3 studies.