Animation: Why Leiden is the birthplace of the Janssen vaccine
If you'll soon be getting a COVID-19 vaccine, you might just get the Johnson & Johnson (Janssen) one. This vaccine was developed for the most part in Leiden – and this is no coincidence. Watch the animation below about the development of one of the vaccines in the fight against COVID-19.
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Read more articles about COVID-19 vaccines and Leiden University's involvement