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The chances of catching COVID-19 on public transportation depend a lot on where you sit, with those closest to an infected person at the highest risk and those farther away at a relatively low risk, a new study suggests.

The study, which included thousands of passengers who traveled on China’s high-speed trains, known as G trains, found that the rate of transmission to nearby passengers varied from near 0% to about 10%, with those who sat closest to infected passengers for the longest periods at the highest risk.



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