[1] UNIV PENN,PHILADELPHIA,PA 19104
[2] BAYLOR UNIV,WACO,TX 76798
[3] UNIV TEXAS,MD ANDERSON CANCER CTR,HOUSTON,TX 77030
[4] FRED HUTCHINSON CANC RES CTR,SEATTLE,WA 98104
[5] MED COLL WISCONSIN,MILWAUKEE,WI 53226
[6] CHILDRENS HOSP PHILADELPHIA,PHILADELPHIA,PA 19104
[7] BRIGHAM & WOMENS HOSP,DANA FARBER CANC INST,BOSTON,MA 02115