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Johnson & Johnson’s COVID-19 Vaccine, How it works, Animation1970-01-01T00:00:00+00:00Mechanism of J&J viral-vector vaccine PT90Shttps://d38zjy0x98992m.cloudfront.net/89a91150-cd41-4c98-a73f-e7fa9c2e8f10/covid_vaccine_J_and_J_xlarge.jpghttps://d38zjy0x98992m.cloudfront.net/89a91150-cd41-4c98-a73f-e7fa9c2e8f10/covid_vaccine_J_and_J_mp4_hd_video.mp4