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Approximately 15–25% of recognized pregnancies end in miscarriage. However, many miscarriages often occur before a woman even knows she is pregnant.
More than nineteen million Americans carry the factor V gene that causes blood clots, pulmonary embolism, and heart disease.
The horizontal fraction bar was introduced by the Arabs.
People with high total cholesterol have about two times the risk for heart disease as people with ideal levels.
Excessive alcohol use costs the country approximately $235 billion every year.
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