<k><mods:affiliation>Affiliations of authors: Peter MacCallum Cancer Centre, Melbourne, Australia (PF); Australian New Zealand Breast Cancer Trials Group, Newcastle, Australia (PF); International Breast Cancer Study Group, Bern, Switzerland (PF); Irish Clinical Oncology Research Group, Dublin, Ireland (JC); Hospital of Prato, Prato, Italy (ADL); International Drug Development Institute, Louvain-la-Neuve, Belgium (MB); Grupo Espaol de Investigacion en Cancer de Mama, Madrid, Spain (AB); Hospital Arnau de Vilanova, Lleida, Spain (AB); Danish Breast Cancer Cooperative Group, Copenhagen, Denmark (MA); Swedish Breast Cancer Group, Universitetssjukhuset, Linkoping, Sweden (BN); National Institute of Oncology, Budapest, Hungary (IL); Austrian Breast and Colorectal Cancer Study Group, Vienna Medical School, Vienna, Austria (RJ); Sandton Oncology Centre, Johannesburg, South Africa (DV); Grupo Oncologico Cooperativo Chileno De Investigacion, Clinica Las Condes, Santiago, Chile (JG); Mount Hospital, Perth, Australia (GvH); Breast European Adjuvant Studies Team, Jules Bordet Institute, Brussels, Belgium (SD, SJ, MPG); sanofi-aventis, Paris, France (BB); International Breast Cancer Study Group (IBCSG), Statistical Centre and Dana Farber Cancer Institute, Boston, MA (RDG); IBCSG Scientific Committee, European Institute of Oncology, Milan, Italy (AG); IBCSG Coordinating Centre and Inselspital, Bern, Switzerland (MCG)</mods:affiliation>
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