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Author Question: Because researchers using naturalistic observation make an effort not to intrude upon the behavior ... (Read 33 times) |
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.
The average office desk has 400 times more bacteria on it than a toilet.
Multiple sclerosis is a condition wherein the body's nervous system is weakened by an autoimmune reaction that attacks the myelin sheaths of neurons.
The horizontal fraction bar was introduced by the Arabs.
In the United States, an estimated 50 million unnecessary antibiotics are prescribed for viral respiratory infections.