[1] William S Middleton Mem Vet Adm Med Ctr, Dept Med, Madison, WI USA
[2] Univ Wisconsin, Dept Med, Div Infect Dis, Madison, WI USA
[3] Univ Miami, Miller Sch Med, Dept Med, Div Infect Dis, Miami, FL 33136 USA
[4] Jackson Hlth Syst, Miami, FL USA
[5] Mem Sloan Kettering Canc Ctr, Dept Med, Infect Dis Serv, New York, NY 10021 USA