Injured oilfield workers are flocking to hospitals in North Dakota, which has had an oil boom. But this deluge of patients, many of them uninsured, is taxing the state’s health care system, according to The New York Times. http://www.nytimes.com/2013/01/28/us/boom-in-north-dakota-weighs-heavily-on-health-care.html?_r=0 The…