[1] Wake Forest Univ, Bowman Gray Sch Med, Dept Internal Med Cardiol, Winston Salem, NC USA
[2] Wake Forest Sch Med, Translat Sci Inst, Dept Biomed Informat, Winston Salem, NC USA
[3] Los Angeles Biomed Rsch Inst, Dept Med, Torrance, CA USA
[4] Tufts Univ, Sch Med, Tufts Med Cntr, Dept Radiol, Boston, MA 02111 USA
[5] Wake Forest Univ, Bowman Gray Sch Med, Div Publ Hlth Sci, Winston Salem, NC USA
[6] Univ Alberta, Dept Biomed Engn, Edmonton, AB, Canada