[1] US PHS HOSP,IMMUNOL RES LAB,SEATTLE,WA 98114
[2] UNIV WASHINGTON,SCH MED,DEPT PATHOBIOL,SEATTLE,WA 98195
[3] UNIV WASHINGTON,SCH MED,DEPT MED,SEATTLE,WA 98195
[4] UNIV WASHINGTON,SCH PUBL HLTH,SEATTLE,WA 98195
[5] US DEPT HEW,PHS,CTR DIS CONTROL,BUR LABS,DIV BACTERIOL,VENEREAL DIS RES BRANCH,ATLANTA,GA 30333