Erika P. HamiltonSarah Cannon Research Institute, Nashville, TNTingting SongEisai Inc., Nutley, NJYuanxin RongEisai Inc., Nutley, NJKohei YamaguchiEisai Co., Ltd., Tokyo, JapanDejan JuricHarvard Medical School, Boston, MAAmerican Society of Clinical OncologyJournal of Clinical Oncology...