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McKie S, Del-Ben C, Elliott R, Williams S, del Vai N, Anderson I, Deakin JF.McKie S, et al.Psychopharmacology (Berl). 2005 Aug;180(4):680-6. doi: 10.1007/s00213-005-2270-y. Epub 2005 May 12.Psychopharmacology (Berl). 2005.PMID: 15889241Clinical Trial.