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Pope Sylvester II tried to introduce Arabic numbers into Europe between the years 999 and 1003, but their use did not catch on for a few more centuries, and Roman numerals continued to be the primary number system.
Lower drug doses for elderly patients should be used first, with titrations of the dose as tolerated to prevent unwanted drug-related pharmacodynamic effects.
Patients who cannot swallow may receive nutrition via a parenteral route—usually, a catheter is inserted through the chest into a large vein going into the heart.
For pediatric patients, intravenous fluids are the most commonly cited products involved in medication errors that are reported to the USP.
More than nineteen million Americans carry the factor V gene that causes blood clots, pulmonary embolism, and heart disease.