[1] BAYLOR COLL MED, DEPT PHARM, HOUSTON, TX 77030 USA
[2] BAYLOR COLL MED, DEPT PATHOL, HOUSTON, TX 77030 USA
[3] TEXAS CHILDRENS HOSP, DEPT INFECT CONTROL, HOUSTON, TX 77030 USA
[4] TEXAS CHILDRENS HOSP, DEPT BLOOD BANK, HOUSTON, TX 77030 USA
[5] ST LUKES EPISCOPAL HOSP, DEPT INFECT CONTROL, HOUSTON, TX 77030 USA
[6] ST LUKES EPISCOPAL HOSP, DEPT BLOOD BANK, HOUSTON, TX 77030 USA