[1] George Washington Univ, Sch Med & Hlth Sci, Washington, DC 20052 USA
[2] George Washington Univ, Canc Ctr, 2600 Virginia Ave,324, Washington, DC 20037 USA
[3] Univ Houston Downtown, Dept Med, Baylor Coll Med, Sect Infect Dis, Houston, TX USA
[4] Baylor Coll Med, Scott Dept Urol, Montrose Ctr, Houston, TX 77030 USA
[5] Montrose Res Inst, Houston, TX USA
[6] CANCERCare, New York, NY USA
[7] Univ Rochester, Dept Surg, Rochester, NY USA