[1] Duke Univ, Med Ctr, Dept Pediat, Div Pediat Infect Dis, Durham, NC 27710 USA
[2] Duke Univ, Mycol Res Unit, Durham, NC 27710 USA
[3] Santa Clara Valley Med Ctr, Dept Med, Div Infect Dis, San Jose, CA 95128 USA
[4] Calif Inst Med Res, San Jose, CA 95128 USA
[5] Stanford Univ, Dept Med, Div Infect Dis & Geog Med, Stanford, CA 94305 USA