http://www.nytimes.com/2001/07/17/health/anatomy/17PAIN.html?rd=hcmcp?p=03K8 g03K7b480VI012000mih4GihNF <http://www.nytimes.com/2001/07/17/health/anatomy/17PAIN.html?rd=hcmcp?p=03K 8g03K7b480VI012000mih4GihNF>
This is on the New York Times site; the articles is called--
"Reactions: Some Brains Act Faster to Attack Pain"