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Author Question: An entity's minimum cardinality in a relationship indicates whether or not an entity must ... (Read 21 times) |
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Alzheimer's disease affects only about 10% of people older than 65 years of age. Most forms of decreased mental function and dementia are caused by disuse (letting the mind get lazy).
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A headache when you wake up in the morning is indicative of sinusitis. Other symptoms of sinusitis can include fever, weakness, tiredness, a cough that may be more severe at night, and a runny nose or nasal congestion.
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Blood in the urine can be a sign of a kidney stone, glomerulonephritis, or other kidney problems.
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The ratio of hydrogen atoms to oxygen in water (H2O) is 2:1.
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Aspirin is the most widely used drug in the world. It has even been recognized as such by the Guinness Book of World Records.