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Williams JK, Hamilton R, Nehl C, McGonigal-Kenney M, Schutte DL, Sparbel K, Birrer E, Tripp-Reimer T, Friedrich R, Penziner E, Jarmon L, Paulsen J.Williams JK, et al.Am J Med Genet B Neuropsychiatr Genet. 2007 Jul 5;144B(5):636-41. doi: 10.1002/ajmg.b.30479.Am J Med Genet B Neuropsychiatr Genet. 2007.PMID: 17219384