| http://www.w3.org/ns/prov#value | - But as you look at the commentary from either HCA or UNH or LabCorp, for example, I mean, it does look like the data points are coming together to suggest an improved dynamic in the U.S. Maybe if you could just shed a little more detail on the types of metrics that you are watching or what you will be looking for that would make you more confident in calling a turn here?
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