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León C, Alvarez-Lerma F, Ruiz-Santana S, González V, de la Torre MV, Sierra R, León M, Rodrigo JJ.León C, et al. Among authors: rodrigo jj.Crit Care Med. 2003 May;31(5):1318-24. doi: 10.1097/01.CCM.0000026327.58305.22.Crit Care Med. 2003.PMID: 12771597Clinical Trial.