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Fritscher-Ravens A, Schirrow L, Pothmann W, Knöfel WT, Swain P, Soehendra N.Fritscher-Ravens A, et al. Among authors: soehendra n.Crit Care Med. 2003 Jan;31(1):126-32. doi: 10.1097/00003246-200301000-00020.Crit Care Med. 2003.PMID: 12545005