[1] NCI, PEDIAT BRANCH, BETHESDA, MD 20205 USA
[2] NCI, MED BRANCH, BETHESDA, MD 20205 USA
[3] NCI, PATHOL LAB, BETHESDA, MD 20205 USA
[4] NIAID, IMMUNOREGULAT LAB, BETHESDA, MD 20205 USA
[5] MEM SLOAN KETTERING CANC CTR, DEPT MED, DIV PULM, NEW YORK, NY 10021 USA
[6] MEM SLOAN KETTERING CANC CTR, DEPT PATHOL, NEW YORK, NY 10021 USA
[7] CORNELL UNIV, MED CTR, NEW YORK HOSP, DEPT MED, DIV INFECT DIS, NEW YORK, NY 10021 USA
[8] CORNELL UNIV, MED CTR, NEW YORK HOSP, DEPT PATHOL, NEW YORK, NY 10021 USA