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Pandharipande PP, Morandi A, Adams JR, Girard TD, Thompson JL, Shintani AK, Ely EW. Plasma tryptophan and tyrosine levels are independent risk factors for delirium in critically ill patients. Intensive Care Medicine. 2009 Jul 09;35(11):1886. doi: 10.1007/s00134-009-1573-6. |