RT Journal Article SR Electronic T1 Submicroscopic duplication in Xq28 causes increased expression of the MECP2 gene in a boy with severe mental retardation and features of Rett syndrome JF Journal of Medical Genetics JO J Med Genet FD BMJ Publishing Group Ltd SP e12 OP e12 DO 10.1136/jmg.2004.023804 VO 42 IS 2 A1 M Meins A1 J Lehmann A1 F Gerresheim A1 J Herchenbach A1 M Hagedorn A1 K Hameister A1 J T Epplen YR 2005 UL http://jmg.bmj.com/content/42/2/e12.abstract AB