[1] Univ Texas MD Anderson Canc Ctr, Houston, TX 77030 USA
[2] Univ Chicago, Chicago, IL 60637 USA
[3] Yakima Valley Mem Hosp, Yakima, WA USA
[4] Univ Vermont & Fletcher, Burlington, MA USA
[5] NW Canc Specialists PC, Vancouver, BC, Canada
[6] Pharmacyclics Inc, Sunnyvale, CA USA
[7] Stanford Univ, Sch Med, Stanford, CA 94305 USA