[1] Columbia Presbyterian Med Ctr, Div Intervent Radiol, New York, NY 10032 USA
[2] MD Anderson Canc Ctr, Houston, TX USA
[3] Indiana Univ Hosp, Dept Radiol, Indianapolis, IN 46202 USA
[4] Harvard Univ, Beth Israel Deaconess Med Ctr, Sch Med, Dept Radiol, Boston, MA 02215 USA
[5] Thomas Jefferson Univ Hosp, Dept Radiol, Philadelphia, PA 19107 USA
[6] Dartmouth Hitchcock Med Ctr, Dept Radiol, Lebanon, NH 03766 USA
[7] Sage Comp, Herndon, VA USA
[8] Soc Intervent Radiol, CIRREF, Fairfax, VA USA