Glauser J, Erickson J, Bhatt D, Lindsell C, Gibler B, Hoekstra J, Pollack C, Hollander J, Peacock WF. Elevated serum cardiac markers predict coronary artery disease in patients with a history of heart failure who present with chest pain: insights from the i*trACS registry. Congest Heart Fail. 2007 May-Jun; 13(3):142-8.