RELATED: WHO: Avoid dental cleanings and other routine visits to the dentist for nowTedros appealed to people opposed to vaccination to do their own research.“The anti-vaccine movement, they can build narratives to fight against vaccines but the track record of vaccines tells its own story and people should not be confused,” he said, appealing to parents in particular. “They can have a look for themselves on how the world actually used vaccines to reduce under-5 mortality to save children.”AdvertisementLast week, Britain said it was preparing to revise its laws so that any effective coronavirus vaccine could be used before it was fully licensed.Russia became the first country in the world to approve a COVID-19 vaccine in August after.