Abstract: Diabetic retinopathy (DR) is an eye abnormality caused by chronic diabetes that affected patients worldwide. Hard exudate is an important and observable sign of DR and can be used for early ...
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Scroll down for hints and conversation about the puzzle for Saturday, Feb. 21, 2026. By New York Times Games Scroll down for hints and conversation about the puzzle for Friday, Feb. 20, 2026. By New ...