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#156: What you need to know in science and culture for 2023

The world, the universe and us

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COVID Vaccines in 2023?

India's already improved in intranasal vaccine, and China has approved another mucosal vaccine that's delivered by breathing in particles from a nebulizer. But it's not yet clear if either of these vaccines really do boost the mucosal immunity. Europe and North America are going to be very cautious about approving vaccines that are delivered in a different way.

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