1. From the Massachusetts General Hospital Cancer Center, Boston, MA; Mayo Clinic, Rochester, MN; Angeles Clinic and Research Institute, Los Angeles, CA; Inova Fairfax Hospital, Falls Church, VA; University of Vermont, Burlington, VT; Institut Jules Bordet, Brussels, Belgium; International Breast Cancer Study Group Coordinating Center, Bern, Switzerland; National Cancer Institute of Canada, Clinical Trials Group, Kingston, Ontario, Canada; Toronto Sunnybrook Odette Cancer Centre, University of Toronto,...