_:vb50948954 "url:http://en.wikipedia.org/wiki/Congenital_dyserythropoietic_anemia"^^ . _:vb50948954 . _:vb50948954 "A congenital hemolytic anemia characterized by ineffective erythropoiesis, and resulting from a decrease in the number of red blood cells (RBCs) in the body and a less than normal quantity of hemoglobin in the blood."^^ . _:vb50948954 "url:http://www.ncbi.nlm.nih.gov/books/NBK5313/"^^ . _:vb50948954 . _:vb50948954 . _:vb50948954 . _:vb50948954 . _:vb50948954 .