[1] GEORGETOWN UNIV,DEPT DERMATOL,WASHINGTON,DC 20007
[2] GEORGETOWN UNIV,DEPT MED,WASHINGTON,DC 20007
[3] GEORGE WASHINGTON UNIV,SCH MED,DEPT PATHOL,WASHINGTON,DC 20006
[4] VET ADM HOSP,NCI,DIV CANC TREATMENT,MED ONCOL BRANCH,WASHINGTON,DC 20422
[5] GEORGE WASHINGTON UNIV,SCH MED,DEPT MED,WASHINGTON,DC 20006
[6] VET ADM HOSP,MED CTR,LAB SERV,WASHINGTON,DC 20422