A Novel De Novo Heterozygous ARID1A Missense Variant Cluster in cis c.[5954C>G;6314C>T;6334C>T; 6843G>C] causes a Coffin–Siris Syndrome

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A Novel De Novo Heterozygous ARID1A Missense Variant Cluster in cis c.[5954C>G;6314C>T;6334C>T; 6843G>C] causes a Coffin–Siris Syndrome