What to do you need to know about COVID-19 vaccines? Watch this video about the Pfizer-Biontech vaccine and how it should be used. | World Health Organization Western Pacific Region

Pfizer said its experimental COVID-19 vaccine was more than 90% effective, as the American firm along with German partner BioNTech became the first drugmakers to release successful data from a large-scale clinical trial. https://reut.rs/36jKAij | Reuters