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Giardia is one of the most common intestinal parasites worldwide, and infects up to 20% of the world population, mostly in poorer countries with inadequate sanitation. Infections are most common in children, though chronic Giardia is more common in adults.

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HIV testing reach is still limited. An estimated 40% of people with HIV (more than 14 million) remain undiagnosed and do not know their infection status.

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Women are two-thirds more likely than men to develop irritable bowel syndrome. This may be attributable to hormonal changes related to their menstrual cycles.

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To maintain good kidney function, you should drink at least 3 quarts of water daily. Water dilutes urine and helps prevent concentrations of salts and minerals that can lead to kidney stone formation. Chronic dehydration is a major contributor to the development of kidney stones.

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Over time, chronic hepatitis B virus and hepatitis C virus infections can progress to advanced liver disease, liver failure, and hepatocellular carcinoma. Unlike other forms, more than 80% of hepatitis C infections become chronic and lead to liver disease. When combined with hepatitis B, hepatitis C now accounts for 75% percent of all cases of liver disease around the world. Liver failure caused by hepatitis C is now leading cause of liver transplants in the United States.

Placing an endotracheal tube in the trachea with direct visualization by laryngoscopy. Placing an endotracheal tube in the trachea with direct visualization by laryngoscopy.
Relationship between a diagnostic label and related factor Relationship between a diagnostic label and related factor
Graph showing the relationship between the freezing point of the coolant and the percentage of ... Graph showing the relationship between the freezing point of the coolant and the percentage of ...
Ischemic compression (i.e., direct pressure) to a trigger point in the trapezius muscle. Ischemic compression (i.e., direct pressure) to a trigger point in the trapezius muscle.
Relationship between Income Inequality and the Desired Tax Rate Relationship between Income Inequality and the Desired Tax Rate
Relationship of a DNA base sequence to peptide structure Relationship of a DNA base sequence to peptide structure
Video: Immune responses Animation

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