Assertion: proliferative diabetic retinopathy | /r/Synonym | background retinopathy
Facets:
value: previously
type: TEMPORAL
Source sentences:
text: Non-proliferative diabetic retinopathy, previously called background retinopathy, is the earliest stage of diabetic eye disease.
text: Non-proliferative diabetic retinopathy, previously called background retinopathy, is the earliest stage of diabetic eye disease.