[1] Gustave Roussy, CH-8091 Villejuif Paris, France
[2] Przychodnia Lekarska Komed, Konin, Poland
[3] Chaim Sheba Med Ctr, Ramat Gan, Israel
[4] Maria Sklodowska Curie Mem Canc Ctr, Warsaw, Poland
[5] Inst Oncol, Warsaw, Poland
[6] Poznan Univ Med Sci, Poznan, Poland
[7] Moscow City Oncol Hosp 62, Moscow, Russia
[8] NN Blokhin Russian Canc Res Ctr, Moscow, Russia
[9] Univ Zurich Hosp, Zurich, Switzerland
[10] Ctr Hosp Univ Robert Debre, Reims, France
[11] Univ Lille 2, CHRU Lille, Lille, France
[12] Veneto Oncol Inst, Padua, Italy
[13] Med Univ, Swissmed Ctr Zdrowia SA, Gdansk, Poland
[14] VFN 1LF UK Praha, Prague, Czech Republic
[15] Univ Hosp Schleswig Holstein, Kiel, Germany
[16] GlaxoSmithKline, Collegeville, PA USA
[17] Univ Hosp Essen, Essen, Germany