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Williams M, Simms HH.Williams M, et al. Among authors: simms hh.Crit Care Med. 1999 May;27(5):901-7. doi: 10.1097/00003246-199905000-00023.Crit Care Med. 1999.PMID: 10362411
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Siddiqui AM, Cui X, Wu R, Dong W, Zhou M, Hu M, Simms HH, Wang P.Siddiqui AM, et al. Among authors: simms hh.Crit Care Med. 2006 Jul;34(7):1874-82. doi: 10.1097/01.CCM.0000221921.71300.BF.Crit Care Med. 2006.PMID: 16715036
Cui X, Wu R, Zhou M, Simms HH, Wang P.Cui X, et al. Among authors: simms hh.Crit Care Med. 2004 May;32(5):1186-91. doi: 10.1097/01.ccm.0000124877.86743.37.Crit Care Med. 2004.PMID: 15190971