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Mao Z, Gao L, Wang G, Liu C, Zhao Y, Gu W, Kang H, Zhou F.Mao Z, et al.Crit Care. 2016 Oct 28;20(1):353. doi: 10.1186/s13054-016-1527-7.Crit Care. 2016.PMID: 27788682Free PMC article.
Gu WJ, Gong YZ, Pan L, Ni YX, Liu JC.Gu WJ, et al.Crit Care. 2012 Oct 12;16(5):R190. doi: 10.1186/cc11675.Crit Care. 2012.PMID: 23062250Free PMC article.Review.