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• n  a porous unsized paper used for filtering

News & Articles

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• Newborns Could Soon Be Screened for Rare Pompe Enzyme Deficiency Disorder
  Shortly after a baby’s first wail at birth she or he receives a tiny prick on the heel. A few drops of blood are caught on special filter paper to screen for myriad diseases. [More] -- Read more on ScientificAmerican.com
  Aug. 19, 2013 - Scientific American