The government has chosen the most "efficient" procedure for you. A small preview of Obama care in the government's decision to deny medicare funding for the newly developed technique of "virtual" colonoscopy. They are no better than the good old-fashioned stick a camera up your ass variety. That is unless you value avoidance of pain and preservation of dignity. But, Obama knows best. All the people that complain about trying to negotiate with your insurance company have fun talking to the government.