<http://schema.org/description>
"Not long after birth, human babies transition from producing blood containing oxygen-rich fetal hemoglobin to blood bearing the adult hemoglobin protein. For children with sickle cell disease, the transition from the fetal to adult form of hemoglobin &amp;amp;#150; the oxygen-carrying protein in blood -- marks the onset of anemia and painful symptoms of the disorder."^^<http://www.w3.org/2001/XMLSchema#string>
<http://medicalxpress.com/news/2011-10-scientists-reverse-sickle-cell-anemia.html>