[1] UNIV CALIF SAN FRANCISCO,DEPT LAB MED,MICROBIOL SECT,SAN FRANCISCO,CA 94143
[2] UNIV CALIF SAN FRANCISCO,DEPT OBSTET & GYNECOL,SAN FRANCISCO,CA 94143
[3] UNIV CALIF SAN FRANCISCO,SCI COMP SERV,SAN FRANCISCO,CA 94143
[4] STANFORD UNIV,DEPT MED,STANFORD,CA 94305
[5] STANFORD UNIV,DEPT MED MICROBIOL,STANFORD,CA 94305
[6] BOSTON CITY HOSP,MAXWELL FINLAND LAB INFECT DIS,BOSTON,MA 02118
[7] UNIV WASHINGTON,HARBORVIEW MED CTR,DEPT MED,NEISSERIA REFERENCE LAB,SEATTLE,WA 98104