Syringe (IMAGE) University of Texas at Austin Caption This image shows a syringe. Credit <p><a target="_Blank"href="http://creativecommons.org/licenses/by/2.0/deed.en">Creative Commons</a>.<p> Some rights reserved by Andres Rueda.<p> <a target="_Blank"href="http://www.flickr.com/photos/andresrueda/2983149263/">http://www.flickr.com/photos/andresrueda/2983149263/</a> Usage Restrictions Attribute image to Andres Rueda. License Licensed content Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.