It is difficult to obtain enough calcium without consuming milk or other dairy foods.
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Every 10 seconds, a person in the United States goes to the emergency room complaining of head pain. About 1.2 million visits are for acute migraine attacks.
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The FDA recognizes 118 routes of administration.
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The first oncogene was discovered in 1970 and was termed SRC (pronounced "SARK").
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More than 150,000 Americans killed by cardiovascular disease are younger than the age of 65 years.
Body plan of a crustacean, as represented by a shrimp
Body plan of an echinoderm, as represented by a sea star.
Center of Mass of a Binary Star System
Spectral Line Motion in Binary Star Systems
A sphere represented by means of modeling.
How to add, subtract, multiply, and divide using the rules of significant digits (Part 1)