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Author Question: Many cases of dysmenorrhea are caused by endometriosis. a. True b. ... (Read 46 times) |
Vaccines prevent between 2.5 and 4 million deaths every year.
Nearly 31 million adults in America have a total cholesterol level that is more than 240 mg per dL.
It is believed that humans initially contracted crabs from gorillas about 3 million years ago from either sleeping in gorilla nests or eating the apes.
Pope Sylvester II tried to introduce Arabic numbers into Europe between the years 999 and 1003, but their use did not catch on for a few more centuries, and Roman numerals continued to be the primary number system.
The most dangerous mercury compound, dimethyl mercury, is so toxic that even a few microliters spilled on the skin can cause death. Mercury has been shown to accumulate in higher amounts in the following types of fish than other types: swordfish, shark, mackerel, tilefish, crab, and tuna.