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Willman KY, Bank DE, Senac M, Chadwick DL.Willman KY, et al. Among authors: chadwick dl.Child Abuse Negl. 1997 Oct;21(10):929-40. doi: 10.1016/s0145-2134(97)00054-9.Child Abuse Negl. 1997.PMID: 9330794