[1] Harvard Univ, Sch Med, Dept Radiol, Div Nucl Med & Mol Imaging,Brigham & Womens Hosp, Boston, MA 02115 USA
[2] Harvard Univ, Sch Med, Noninvas Cardiovasc Imaging Program, Dept Med Cardiol,Brigham & Womens Hosp, Boston, MA 02115 USA
[3] Harvard Univ, Sch Med, Noninvas Cardiovasc Imaging Program, Dept Radiol,Brigham & Womens Hosp, Boston, MA 02115 USA
[4] Joint Program Nucl Med, Boston, MA USA