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Chan JD, Pham TN, Wong J, Hessel M, Cuschieri J, Neff M, Dellit TH.Chan JD, et al.J Intensive Care Med. 2011 Nov-Dec;26(6):385-91. doi: 10.1177/0885066610392893. Epub 2011 May 23.J Intensive Care Med. 2011.PMID: 21606058