sweet potato National Cancer Institute's 5 A Day Resources &amp; Tools.
16 April 2004 (according to <a href="https://en.wikipedia.org/wiki/Exchangeable_image_file_format" class="extiw" title="en:Exchangeable image file format">Exif</a> data)
<a rel="nofollow" class="external free" href="http://www.5aday.gov/">http://www.5aday.gov/</a>