We dig into the latest developments on a fourth dose of the vaccine, and the newest guidance about the BA.2 omicron variant. Host: Sasha-Ann SimonsProducers: Claire Hyman

We dig into the latest developments on a fourth dose of the vaccine, and the newest guidance about the BA.2 omicron variant. Host: Sasha-Ann Simons Producers: Claire Hyman

We dig into the latest developments on a fourth dose of the vaccine, and the newest guidance about the BA.2 omicron variant. Host: Sasha-Ann SimonsProducers: Claire Hyman

What you need to know about BA.2 variant

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What you need to know about BA.2 variant

What you need to know about BA.2 variant