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Stage 4 chronic kidney disease
- Chronic Kidney Disease (National Library of Medicine)You have two kidneys, each about the size of your fist. Their main job is to filter your blood. They remove wastes and extra water, which become urine. They ...
- Parathyroid Disorders (National Library of Medicine)Most people have four pea-sized glands, called parathyroid glands, on the thyroid gland in the neck. Though their names are similar, the thyroid and parathyroid ...