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Approximately one in four people diagnosed with diabetes will develop foot problems. Of these, about one-third will require lower extremity amputation.

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Complications of influenza include: bacterial pneumonia, ear and sinus infections, dehydration, and worsening of chronic conditions such as asthma, congestive heart failure, or diabetes.

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Patients who have been on total parenteral nutrition for more than a few days may need to have foods gradually reintroduced to give the digestive tract time to start working again.

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Though the United States has largely rejected the metric system, it is used for currency, as in 100 pennies = 1 dollar. Previously, the British currency system was used, with measurements such as 12 pence to the shilling, and 20 shillings to the pound.

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Blood in the urine can be a sign of a kidney stone, glomerulonephritis, or other kidney problems.

The Head Start program was designed to increase the school readiness of low-income children. The Head Start program was designed to increase the school readiness of low-income children.
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Video: Cellular defenses (natural killer cells, phagocyte types & process of phagocytosis)

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