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Schreiber JE, Shirtcliff E, Van Hulle C, Lemery-Chalfant K, Klein MH, Kalin NH, Essex MJ, Goldsmith HH.Schreiber JE, et al.Psychoneuroendocrinology. 2006 Oct;31(9):1131-7. doi: 10.1016/j.psyneuen.2006.07.005. Epub 2006 Sep 25.Psychoneuroendocrinology. 2006.PMID: 16997489Free PMC article.