[1] Harvard Univ, Brigham & Womens Hosp, Dept Radiol, Sch Med, Boston, MA 02115 USA
[2] Inova Fairfax Hosp, Dept Radiol, Falls Church, VA USA
[3] Univ Florida, Dept Radiol, Gainesville, FL 32610 USA
[4] Cleveland Clin, Dept Radiol, Cleveland, OH 44106 USA
[5] Mayo Clin, Dept Radiol, Rochester, MN USA
[6] Penn State Milton S Hershey, Dept Radiol, Hershey, PA USA
[7] Med Coll Wisconsin, Froedtert Mem Lutheran Hosp, Dept Radiol, Milwaukee, WI 53226 USA
[8] Hartford Hosp, Dept Radiol, Hartford, CT 06115 USA
[9] Hosp Univ Penn, Dept Radiol, Philadelphia, PA 19104 USA
[10] George Washington Univ, Med Ctr, Dept Radiol, Washington, DC 20037 USA
[11] Dotter Intervent Inst, Dept Radiol, Portland, OR USA