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"Veterans suffering from post-traumatic stress disorder who are also battling drug or alcohol problems face a higher risk of death, according to new research from the University of Michigan Health System and the VA Ann Arbor Healthcare System."^^<http://www.w3.org/2001/XMLSchema#string>
<http://medicalxpress.com/news/2012-09-substance-use-disorders-linked-death-veterans.html>