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Innovative lung-imaging technique shows cause of long COVID symptoms
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Innovative lung-imaging technique shows cause of long COVID symptoms

by Crystal Mackay,  University of Western Ontario By having study participants inhale polarized xenon gas while inside the MRI, the researchers see in real-time the function of the 300-500 million tiny alveolar sacs, which are responsible for delivering oxygen to the blood. Credit: Paulina Wyszkiewicz / Western University Many who experience what is now called “long...