Assertion: type b hemophilia | /r/Synonym | christmas disease
Facets:
value: sometimes
type: TEMPORAL
Source sentences:
text: This type is also called Christmas disease.
text: Type B Hemophilia: It is also known as the Christmas Disease because the first reported case was in a patient called Stephen Christmas, way back in 1952.
text: Type B Hemophilia is caused by the deficiency of the blood clotting protein factor IX and is sometimes referred to as the Christmas disease according to the National Organization for Rare Disorders because it was first diagnosed in 1952 in a patient named Stephen Christmas.