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Scientific American

September 1, 1992

1 min read

The Hole Story

Fine-pore membranes remove viruses from biological drugs

By Deborah Erickson

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This article was originally published with the title “The Hole Story” in Scientific American Magazine Vol. 267 No. 3 (September 1992), p. 163
doi:10.1038/scientificamerican0992-163a

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