It's not at all clear that that is the case. On of the problems, as I understand it, is that there's just not enough material in a drop of blood to run many tes

It's not at all clear that that is the case. On of the problems, as I understand it, is that there's just not enough material in a drop of blood to run many tests. I'm not an expert, but while improvement may be possible, miraculous improvement may not be.