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Figure 1: (a) Comparison of prothrombin time (PT) time between patients with and without retinopathy among hepatitis C virus (HCV)-positive diabetic patients. (b) Comparison of international normalized ratio (INR) between patients with and without retinopathy among HCV-positive diabetic patients. (c) Comparison of fibrinogen concentration between patients with and without retinopathy among HCV-negative diabetic patients. |
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