1. UCLA Sch of Medcn, Los Angeles, CA; Univ of Essen, Essen, Germany; Krankenhaus Nordwest, Frankfurt, Germany; Sarah Cannon Cancer Ctr, Nashville, TN; MD Anderson Cancer Ctr, Houston, TX; Virginia Cancer Institute, Richmond, VA; Szent Laszlo Hosp, Budapest, Hungary; Inst for Medcl Oncology, Bern, Switzerland; Schering AG, Berlin, Germany; Novartis, East Hanover, NJ