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<tr><td><b>Comment Number: </b></td><td>537778-00045</td></tr>

<tr><td><b>Received: </b></td><td>12/23/2008 2:48:09 PM</td></tr>

<tr><td><b>Organization: </b></td><td>Duke University</td></tr>

<tr><td><b>Commenter: </b></td><td>Henry Grabowski</td></tr>

<tr><td><b>State: </b></td><td>NC</td></tr>

<tr><td><b>Agency: </b></td><td>Federal Trade Commission</td></tr>

<tr><td><b>Rule: </b></td><td>Emerging Health Care Competition and Consumer Issues</td></tr>

<tr><td><b>Attachments:</b></td><td><a href='537778-00045.pdf'>537778-00045.pdf</a>&nbsp<a href='http://www.adobe.com/products/acrobat/readstep2.html' target = _blank >Download Adobe Reader</a><br></td></tr></Table>

<hr><P><b>Comments:</b></p>Attached white paper supplements letter of 12/22/08 separately posted.  Also available at http://www.econ.duke.edu/Papers/PDF/Data_Exclusivity_Periods_for_Biologics.pdf</body></html>�