[1] Univ Hosp Gasthuisberg, Dept Gen Med Oncol, B-3000 Louvain, Belgium
[2] Univ Edinburgh, Edinburgh Canc Ctr, Edinburgh, Midlothian, Scotland
[3] Hosp Prato, Ist Toscano Tumori, Sandro Pitigliani Med Oncol Unit, Prato, Italy
[4] Erasmus Univ, Med Ctr, Dept Publ Hlth, Rotterdam, Netherlands
[5] Geneva Univ Hosp, Senol & Surg Gynecol Unit, Geneva, Switzerland
[6] Univ Libre Bruxelles, Inst Jules Bordet, Med Oncol Clin, Brussels, Belgium
[7] City Hope Natl Med Ctr, Div Med Oncol & Expt Therapeut, Duarte, CA 91010 USA
[8] Univ S Florida, H Lee Moffitt Canc Ctr, Tampa, FL 33682 USA
[9] Inst Curie, Dept Med Oncol, Paris, France
[10] Rene Huguenin Canc Ctr, St Cloud, France
[11] Univ Liverpool, Whiston Hosp, Prescot, England
[12] Netherlands Canc Inst, Dept Radiotherapy, Amsterdam, Netherlands
[13] Agcy Healthcare Res & Qual, Rockville, MD USA
[14] Univ Texas MD Anderson Canc Ctr, Dept Breast Med Oncol, Houston, TX USA
[15] Univ Vermont, Hematol Oncol Unit, Burlington, VT USA
[16] Vermont Canc Ctr, Burlington, VT USA
[17] Inst Multidisciplinaire Oncol, Clin Genolier, Genolier, Switzerland