With the proliferation of social media sites like Twitter, everyone has become a critic, creating are troves of publicly available, untapped information about hospital performance just waiting to be mined. With that notion in mind, researchers at Boston Children’s Hospital recently set about trying to make sense of tens of thousands of tweets sent to the handles of U.S. hospitals. They found all sorts of useful tidbits about what patients are seeing and hearing during their hospital visits, along with a tangible connection between whether . . .