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Reindeer antlers grow again each year under a layer of fur called velvet. This reindeer is losing th
Renal calculi (stones) can form in several areas within the urinary tract. When they form in the kid
Laparoscopy. A lighted endoscope specialized for insertion into the abdomen, called a laparoscope, i
The approval of a new drug is a four-stage process: (1) preclinical investigation, (2) clinical inve
People whose behaviors violate norms are often called mentally ill. “Why else would they do such ...
The nucleus is bounded by a double membrane called the nuclear envelope