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Author Question: The paralleling technique must use a film-holding device. a. True b. False Indicate whether the ... (Read 38 times) |
After 5 years of being diagnosed with rheumatoid arthritis, one every three patients will no longer be able to work.
When Gabriel Fahrenheit invented the first mercury thermometer, he called "zero degrees" the lowest temperature he was able to attain with a mixture of ice and salt. For the upper point of his scale, he used 96°, which he measured as normal human body temperature (we know it to be 98.6° today because of more accurate thermometers).
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.
Since 1988, the CDC has reported a 99% reduction in bacterial meningitis caused by Haemophilus influenzae, due to the introduction of the vaccine against it.
Approximately 500,000 babies are born each year in the United States to teenage mothers.