     using this tool, ranked in order of which drug has the biggest cost
        saving opportunities. The full methodology and national findings are
        described <a href="https://doi.org/10.1136/bmjopen-2017-019643">in our paper here</a>, 
        and our measure of the impact of OpenPrescribing on a number of outcomes 
        including PPU can be found 
        <a href="https://doi.org/10.2196/10929">in our paper here</a>.
        The savings are down to you.
      </p>
    </div>
    <p>
      We h