_:vb50944743 . _:vb50944743 . _:vb50944743 "url:https://www.ncbi.nlm.nih.gov/pubmed/7711721"^^ . _:vb50944743 . _:vb50944743 "A congenital dyserythropoietic anemia characterized by nonprogressive mild to moderate anemia, macrocytosis in the peripheral blood, and giant multinucleated erythroblasts that has_material_basis_in heterozygous mutation in an 11 cM interval within chromosome 15q21-q25."^^ . _:vb50944743 . _:vb50944743 .