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There are more nerve cells in one human brain than there are stars in the Milky Way.
Medication errors are more common among seriously ill patients than with those with minor conditions.
Fungal nail infections account for up to 30% of all skin infections. They affect 5% of the general population—mostly people over the age of 70.
Bacteria have been found alive in a lake buried one half mile under ice in Antarctica.
More than 2,500 barbiturates have been synthesized. At the height of their popularity, about 50 were marketed for human use.
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