[1] UNIV MED & DENT NEW JERSEY,NEWARK,NJ
[2] ALTA BATES MED CTR,BERKELEY,CA
[3] UNIV WASHINGTON,MED CTR,SEATTLE,WA 98195
[4] HARTFORD HOSP,HARTFORD,CT 06115
[5] CTR DIS CONTROL & PREVENT,HOSP INFECT PROGRAM,ATLANTA,GA 30341
[6] EMORY UNIV,SCH MED,ATLANTA,GA
[7] UNIV PITTSBURGH,MAGEE WOMENS HOSP,SCH MED,PITTSBURGH,PA 15213
[8] UNIV IOWA HOSP & CLIN,IOWA CITY,IA 52242