[1] Univ Texas MD Anderson Canc Ctr, Div Diagnost Imaging, Houston, TX 77030 USA
[2] Univ Texas MD Anderson Canc Ctr, Dept Abdominal Imaging, Houston, TX 77030 USA
[3] Univ Texas MD Anderson Canc Ctr, Dept Urol, Houston, TX 77030 USA
[4] Univ Texas MD Anderson Canc Ctr, Dept Nucl Med, 1400 Pressler St,Unit 1483, Houston, TX 77030 USA