That's just the abstract of course, the full article should be lengthy with scientific references etc.  Let's try and get a copy when it's published.  Doing the math;

10,000 Physicians so if 1,000 of them send 10 patients each for testing that's $1 million dollars. Of course we know the typical pracice has 1000-1500 patients (mostly adults) and all adults are candidates for skin chlesterol testing.  I don't even want to try and estimate the impact of such a piece.