Please answer a question about the following article about Yale University:

In 2009, former British Prime Minister Tony Blair picked Yale as one location – the others are Britain's Durham University and Universiti Teknologi Mara – for the Tony Blair Faith Foundation's United States Faith and Globalization Initiative. As of 2009, former Mexican President Ernesto Zedillo is the director of the Yale Center for the Study of Globalization and teaches an undergraduate seminar, "Debating Globalization". As of 2009, former presidential candidate and DNC chair Howard Dean teaches a residential college seminar, "Understanding Politics and Politicians." Also in 2009, an alliance was formed among Yale, University College London, and both schools’ affiliated hospital complexes to conduct research focused on the direct improvement of patient care—a growing field known as translational medicine. President Richard Levin noted that Yale has hundreds of other partnerships across the world, but "no existing collaboration matches the scale of the new partnership with UCL".

What college did Yale's medical facility team up with?
University College London