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As new variants emerge people are wondering if they should wait until a more efficacious vaccine is available or if they should go ahead and get vaccinated now? Answering your questions on COVID-19 vaccines and variants in this episode of Science in 5 is WHO's Dr Soumya Swaminathan.

vaccine,  COVID-19,  virus variants,  effectiveness,  SARS-CoV-2,  Video,  IEC Material,