Assertion: diabetic retinopathy's stage | /r/HasProperty | pdr
Facets:
Source sentences:
text: The two main stages of diabetic eye disease are: NPDR (non-proliferative diabetic retinopathy) and PDR (proliferative diabetic retinopathy).
text: The two main stages of diabetic eye disease are: NPDR (non-proliferative diabetic retinopathy) and PDR (proliferative diabetic retinopathy).