No abstract available
MeSH terms
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Age Factors
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Aged
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Blood Pressure
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Cerebrovascular Disorders / complications
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Diabetes Mellitus / drug therapy
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Diabetes Mellitus / therapy
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Diabetic Retinopathy / epidemiology*
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Diet Therapy
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Humans
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Insulin / therapeutic use
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Middle Aged
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Time Factors
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Tolbutamide / therapeutic use