Assertion: thalassemia's hemoglobin | /r/HasProperty | termed hemoglobin s
Facets:
Source sentences:
text: Sickle cell disease is a genetic alteration that causes some hemoglobin molecules to be defective (the defective hemoglobin is termed hemoglobin S).
text: People who have sickle cell disease have a genetic mutation that causes an unusual form of hemoglobin known as “hemoglobin S”.