Incremental prognostic value of coronary artery calcium score versus CT angiography among symptomatic patients without known coronary artery disease

Edward Hulten, Marcio Sommer Bittencourt, Brian Ghoshhajra, Daniel O'Leary, Mitalee P. Christman, Michael J. Blaha, Quynh Truong, Kyle Nelson, Philip Montana, Michael Steigner, Frank Rybicki, Jon Hainer, Thomas J. Brady, Udo Hoffmann, Marcelo F. Di Carli, Khurram Nasir, Suhny Abbara, Ron Blankstein