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Conrad SA, Gabrielli A, Margolis B, Quartin A, Hata JS, Frank WO, Bagin RG, Rock JA, Hepburn B, Laine L.Conrad SA, et al. Among authors: bagin rg.Crit Care Med. 2005 Apr;33(4):760-5. doi: 10.1097/01.ccm.0000157751.92249.32.Crit Care Med. 2005.PMID: 15818102Clinical Trial.