Background Diamond-Blackfan anemia is a rare. pure red blood cell aplasia of childhood due to an intrinsic defect in erythropoietic progenitors. About 40% of patients display various malformations. Anemia is corrected by steroid treatment in more than 50% of cases; non-responders need chronic transfusions or stem cell transplantation. https://www.collegenotprison.com/product-category/food-beverage-and-liquid-products/