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Proceedings of the National Academy of Sciences Issues Research Articles in April 6, 2021 Edition
March 24, 2021
WASHINGTON, March 24 -- The Proceedings of the National Academy of Sciences, a peer-reviewed scientific journal, published research articles on the following topics in its April 6, 2021 edition:

Physical Sciences:

* Overdispersion in COVID-19 increases the effectiveness of limiting nonrepetitive contacts for transmission control

* Supercell tornadoes are much stronger and wider than damage-based ratings indicate

* Public data from three US sta . . .

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