[1] Univ S Florida, Dept Internal Med, Tampa, FL USA
[2] Stanford Univ, Dept Med, Div Oncol, Stanford, CA USA
[3] Infect Dis Consultants Georgia, Athens, GA USA
[4] Piedmont Athens Reg Med Ctr, Athens, GA USA
[5] H Lee Moffitt Canc Ctr & Res Inst, Infect Dis Div, Tampa, FL USA
[6] H Lee Moffitt Canc Ctr & Res Inst, 12902 USF Magnolia Dr, Tampa, FL 33612 USA