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Tirault M, Foucan L, Debaene B, Frasca D, Lebrun T, Bernard JC, Sandefo I, Van Elstraete AC.Tirault M, et al. Among authors: frasca d.Acta Anaesthesiol Belg. 2010;61(4):203-9.Acta Anaesthesiol Belg. 2010.PMID: 21388079Clinical Trial.