[1] Univ Calif Los Angeles, Sch Med, Med Oncol, Los Angeles, CA USA
[2] Pfizer Inc, Oncol, La Jolla, CA USA
[3] UCSF Helen Diller Family Comprehens Canc Ctr, Med, San Francisco, CA USA
[4] Univ Texas MD Anderson Canc Ctr, Med Oncol, Houston, TX 77030 USA
[5] Seoul Natl Univ Hosp, Internal Med, Seoul, South Korea
[6] BC Canc Agcy, Med Oncol, Vancouver, BC, Canada
[7] Inst Curie, Dept Med Oncol, Paris, France
[8] Hosp Gen Univ Gregorio Maranon, Med Oncol, Madrid, Spain
[9] Univ Alberta, Med Oncol, Cross Canc Inst, Edmonton, AB, Canada
[10] Kyoto Univ, Grad Sch Med, Breast Surg, Kyoto, Japan
[11] Pfizer, Biostat, La Jolla, CA USA
[12] Pfizer Inc, Oncol, New York, NY USA