[1] Martin Luther Univ Halle Wittenberg, Dept Oncol Haematol, Halle, Germany
[2] Univ Hosp Gasthuisberg, Digest Oncol Unit, B-3000 Louvain, Belgium
[3] Univ Comprehens Canc Ctr, Hubertus Wald Tumor Ctr, Hamburg, Germany
[4] Univ Cattolica Sacro Cuore, Policlin Univ A Gemelli, Dept Radiotherapy, Rome, Italy
[5] Uppsala Univ, Dept Radiol Oncol & Radiat Sci, Uppsala, Sweden
[6] Karolinska Inst, Dept Pathol & Oncol, Stockholm, Sweden
[7] Univ Hosp Leuven Campus Gasthuisberg, Dept Radiat Oncol, Louvain, Belgium
[8] Hop Ambroise Pare, Assistance Publ Hop Paris, Dept Surg, Boulogne, France
[9] Univ Versailles St Quentin Yvelines, Versailles, France
[10] Leiden Univ Med Ctr, Dept Surg, Leiden, Netherlands
[11] Univ Hosp Vall dHebron, Dept Med Oncol, Barcelona, Spain
[12] Maria Sklodowska Curie Mem Canc Ctr, Warsaw, Poland
[13] Inst Oncol, Warsaw, Poland
[14] Radboud Univ Nijmegen, Med Ctr, Dept Pathol, NL-6525 ED Nijmegen, Netherlands
[15] Univ Hosp Maastricht, Dept Radiol, Maastricht, Netherlands
[16] Univ Naples 2, Dept Expt & Clin Med & Surg F Magrassi & A Lanzar, Div Med Oncol, Naples, Italy
[17] Hosp Sirio Libanes, Sao Paulo, Brazil
[18] Univ Sao Paulo, Fac Med, Inst Canc Estado Sao Paulo, Sao Paulo, Brazil
[19] Univ Oxford, Dept Clin Pharmacol, Oxford, England
[20] Klinikum Oldenburg, Dept Oncol Haematol, Oldenburg, Germany
[21] Osped Riuniti Bergamo, Dept Haematol & Oncol, I-24100 Bergamo, Italy
[22] Queen Elizabeth Hosp, Dept Med Oncol, Woodville, SA 5011, Australia
[23] Med Univ Vienna, Div Oncol, Dept Med 1, Vienna, Austria
[24] Osped San Martino Genova, Genoa, Italy
[25] Univ Autonoma Barcelona, Vall dHebron Univ Hosp, Dept Med Oncol, E-08193 Barcelona, Spain
[26] Sheba Med Ctr, Div Oncol, Tel Hashomer, Israel
[27] Hosp Espirito Santo Evora, Med Oncol Serv, Evora, Portugal
[28] St Laszlo Teaching Hosp, Dept Clin Oncol, Budapest, Hungary
[29] Inst Cancerol Ouest Rene Gauducheau, Med Oncol Serv, St Herblain, France
[30] Ain Shams Univ, Dept Oncol, Cairo, Egypt
[31] INTOP, Clin Alemana, Dept Oncol, Santiago, Chile
[32] NN Blokhin Russian Canc Res Ctr, Moscow, Russia
[33] Mt Vernon Hosp, Dept Radiotherapy, Northwood HA6 2RN, Middx, England
[34] Bank Cyprus Oncol Ctr, Dept Med Oncol, Nicosia, Cyprus
[35] Odense Univ Hosp, Dept Oncol, DK-5000 Odense, Denmark
[36] Univ Crete, Sch Med, Dept Med Oncol, Iraklion, Greece
[37] Marmara Univ Hosp, Dept Med Oncol, Istanbul, Turkey
[38] Univ Valencia, INCLIVA Hlth Res Inst, Dept Hematol & Med Oncol, Valencia, Spain