ANN ARBOR, Michigan, Feb. 21 -- Michigan Medicine, the academic medical center of the University of Michigan, issued the following news release:

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Ragweed Pollen Shows Negative Effect of Quality of Life for Some

Pollen exposure linked to worse quality of life for chronic sinus infection sufferers

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Ragweed pollen levels correlated with worse chronic rhinosinusitis symptoms. Read the full article here (https://www.michiganmedici . . .

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