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The process of placing a stent in a blood vessel. (A) A catheter is used to place a collapsed stent
Glioma. (a) Illustration of a large glioma (colored area) within the left cerebral hemisphere in a s
Laparoscopy. A lighted endoscope specialized for insertion into the abdomen, called a laparoscope, i
In 1839 Mary Cragin, at the age of twenty-nine, became a convert to John Humphrey Noyes’s “communism
Color mixtures of refracted light—additive process.
Monkey Experiment: Sense of Fairness