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Kiehl KA, Stevens MC, Celone K, Kurtz M, Krystal JH.Kiehl KA, et al. Among authors: stevens mc.Biol Psychiatry. 2005 May 1;57(9):1029-40. doi: 10.1016/j.biopsych.2005.01.035.Biol Psychiatry. 2005.PMID: 15860344Free PMC article.