[Wall Street Journal, October 06, 2009] For decades, conventional wisdom in treating patients with cardiac arrest was that if the heart stopped beating for longer than six to 10 minutes, the brain would be dead. Now a new treatment being embraced by a growing number of U.S. hospitals suggests that patients can be brought back to a healthy life even if their heart is stopped for 20 minutes, perhaps longer. The Minneapolis Heart Institute at Abbott Northwestern Hospital is featured in this story. Read more online at www.wsj.com.