<rss version="2.0">	<channel>		<title>Lessons learned from troubles with COX-2 inhibitors - JAMA</title>		<link>http://www.wakingupcosts.net/233</link>		<description>Trackback Pings for message 233 of conversation "Waking Up Costs"</description>		<language>en-us</language>	</channel></rss>