(Northwestern University) David Cella is revolutionizing the language of pain, as well as fatigue, depression and anxiety.
Researchers measure these symptoms to see if a medical treatment improves the quality of life for a patient. But because scientists measure the symptoms in different ways, doctors can't compare results of studies to determine the best approach.
That's about to change. Northwestern University's Cella is leading a new national NIH project that establishes a common scientific vocabulary.
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