_:vb50945621 "A syndrome characterized by Alport syndrome, mental retardation, midface hypoplasia, and elliptocytosis that has_material_basis_in hemizygous deletion of multiple genes including COL4A5, FACL4 and AMMECR1 on chromosome Xq22.3."^^ . _:vb50945621 . _:vb50945621 . _:vb50945621 . _:vb50945621 . _:vb50945621 "url:https://pubmed.ncbi.nlm.nih.gov/12011158/"^^ . _:vb50945621 .