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Chang H, Li MH, Chen CW, Yan HC, Huang KL, Chu SJ.Chang H, et al. Among authors: huang kl.Crit Care Med. 2008 Apr;36(4):1222-9. doi: 10.1097/CCM.0b013e31816a04d3.Crit Care Med. 2008.PMID: 18379249