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The 'peak' of pollen season usually doesn't arrive until the end of March through the first half of April. Around the peak, ...
These are stained samples of pollen (left images) and plant stems (right two images). Top row: commercial microscope. Bottom row: cell phone microscope. Z. J. Smith, K. Chu, A. R. Espenson ...
OMAHA, Neb. (WOWT) - If you’ve been sneezing a lot lately, you’re not alone. One in four people experience seasonal allergies ...
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