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Most unlicensed cannabis retailers in New York City ignore state regulations aimed at preventing youths from purchasing their products, Columbia researchers have found.

Millions of people with fatty liver disease do not know they have it. Columbia researchers are developing technology that mines electronic health records to find them.

View the CUIMC Update, a weekly e-newsletter featuring medical center news and the accomplishments of our faculty, staff, and trainees.

Researchers have found, for the first time, that a cancer outside the brain makes electrical connections with the nervous system to fuel the cancer's growth and aid its spread.