[1] YALE UNIV,SCH MED,DEPT PEDIAT,DIV INFECT DIS,BOX 3333,NEW HAVEN,CT 06510
[2] YALE UNIV,SCH MED,MED LAB,NEW HAVEN,CT 06510
[3] YALE UNIV,SCH MED,DEPT INTERNAL MED,NEW HAVEN,CT 06510
[4] YALE UNIV,SCH MED,DEPT EPIDEMIOL & PUBL HLTH,NEW HAVEN,CT 06510