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Barnett JH, Sahakian BJ, Werners U, Hill KE, Brazil R, Gallagher O, Bullmore ET, Jones PB.Barnett JH, et al. Among authors: sahakian bj.Psychol Med. 2005 Jul;35(7):1031-41. doi: 10.1017/s0033291704004301.Psychol Med. 2005.PMID: 16045069