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Elderly adults are living longer, and causes of death are shifting. At the same time, autopsy rates are at or near their lowest in history.
Though the United States has largely rejected the metric system, it is used for currency, as in 100 pennies = 1 dollar. Previously, the British currency system was used, with measurements such as 12 pence to the shilling, and 20 shillings to the pound.
Women are two-thirds more likely than men to develop irritable bowel syndrome. This may be attributable to hormonal changes related to their menstrual cycles.
Multiple experimental evidences have confirmed that at the molecular level, cancer is caused by lesions in cellular DNA.
More than nineteen million Americans carry the factor V gene that causes blood clots, pulmonary embolism, and heart disease.