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Did you know?

Only one in 10 cancer deaths is caused by the primary tumor. The vast majority of cancer mortality is caused by cells breaking away from the main tumor and metastasizing to other parts of the body, such as the brain, bones, or liver.

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Acetaminophen (Tylenol) in overdose can seriously damage the liver. It should never be taken by people who use alcohol heavily; it can result in severe liver damage and even a condition requiring a liver transplant.

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There are approximately 3 million unintended pregnancies in the United States each year.

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Computer programs are available that crosscheck a new drug's possible trade name with all other trade names currently available. These programs detect dangerous similarities between names and alert the manufacturer of the drug.

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Opium has influenced much of the world's most popular literature. The following authors were all opium users, of varying degrees: Lewis Carroll, Charles, Dickens, Arthur Conan Doyle, and Oscar Wilde.

Cerebral angiography. The four angiograms each reveal the distribution of blood vessels supplying th Cerebral angiography. The four angiograms each reveal the distribution of blood vessels supplying th
George Herbert Mead (1863– 1931) is one of the founders of symbolic interactionism, a major ... George Herbert Mead (1863– 1931) is one of the founders of symbolic interactionism, a major ...
Major cell types in the human body. Major cell types in the human body.
Classification of Antidepressants: Treatment of Major Depressive Disorder Classification of Antidepressants: Treatment of Major Depressive Disorder
The major events in meiosis in an animal cell The major events in meiosis in an animal cell
Bach, Minuet in G major, BWV Anh 114, Piano Bach, Minuet in G major, BWV Anh 114, Piano
Video: Oxygen - hemoglobin dissociation curve & Hemoglobin's affinity with oxygen - acidity

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