[1] Univ Florida, Clin Ctr, Dept Radiol, Coll Med, C90,2nd Floor,655 West 8th St, Jacksonville, FL 32209 USA
[2] Mayo Clin, Dept Radiol, Mayo Bldg West,2nd Floor,200 First St SW, Rochester, MN 55905 USA
[3] Univ Florida, Clin Ctr, Dept Radiol, Coll Med, C90,2nd Floor,655 West 8th St, Jacksonville, FL 32209 USA
[4] UT Southwestern Med Ctr, Dept Radiol, 5323 Harry Hines Blvd, Dallas, TX 75390 USA
[5] Univ Texas MD Anderson Canc Ctr, Dept Diagnost Radiol, Div Diagnost Imaging, 1515 Holcombe Blvd,Unit 1479, Houston, TX 77030 USA