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Author Question: There are 30 firms in an industry. What happens to that industry's four-firm concentration when the ... (Read 81 times) |
In ancient Rome, many of the richer people in the population had lead-induced gout. The reason for this is unclear. Lead poisoning has also been linked to madness.
Human neurons are so small that they require a microscope in order to be seen. However, some neurons can be up to 3 feet long, such as those that extend from the spinal cord to the toes.
In the ancient and medieval periods, dysentery killed about ? of all babies before they reach 12 months of age. The disease was transferred through contaminated drinking water, because there was no way to adequately dispose of sewage, which contaminated the water.
Thyroid conditions may make getting pregnant impossible.
On average, someone in the United States has a stroke about every 40 seconds. This is about 795,000 people per year.