[1] FRED HUTCHINSON CANC RES CTR, 1124 COLUMBIA ST, SEATTLE, WA 98104 USA
[2] UNIV WASHINGTON, SCH MED, DEPT MED, DIV INFECT DIS, SEATTLE, WA 98195 USA
[3] UNIV WASHINGTON, SCH MED, DEPT MED, DIV ONCOL, SEATTLE, WA 98195 USA
[4] BURROUGHS WELLCOME CO, RES TRIANGLE PK, NC 27709 USA