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Pumphead

In what has become almost routine, the heart-lung machine "breathes" for patients during coronary-bypass operations. But could this lifesaving device have a dark side?

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Scientific American Magazine Vol 289 Issue 1This article was originally published with the title “Pump Head” in Scientific American Magazine Vol. 289 No. 1 (), p. 76
doi:10.1038/scientificamerican0703-76