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Chronic necrotizing aspergillosis has a slowly progressive process that, unlike invasive aspergillosis, does not spread to other organ systems or the blood vessels. It most often affects middle-aged and elderly individuals, spreading to surrounding tissue in the lungs. The disease often does not respond to conventionally successful treatments, and requires individualized therapies in order to keep it from becoming life-threatening.
The first war in which wide-scale use of anesthetics occurred was the Civil War, and 80% of all wounds were in the extremities.
The longest a person has survived after a heart transplant is 24 years.
A seasonal flu vaccine is the best way to reduce the chances you will get seasonal influenza and spread it to others.
In the United States, an estimated 50 million unnecessary antibiotics are prescribed for viral respiratory infections.