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Jones JD, Boyd RC, Calkins ME, Moore TM, Ahmed A, Barzilay R, Benton TD, Gur RE, Gur RC.Jones JD, et al. Among authors: boyd rc.J Child Psychol Psychiatry. 2021 Jan;62(1):58-65. doi: 10.1111/jcpp.13239. Epub 2020 Mar 30.J Child Psychol Psychiatry. 2021.PMID: 32227601Free PMC article.
Boyd RC, Zayas LH, McKee MD.Boyd RC, et al.Matern Child Health J. 2006 Mar;10(2):139-48. doi: 10.1007/s10995-005-0042-2. Epub 2006 Jan 6.Matern Child Health J. 2006.PMID: 16397831