[1] Hosp Univ Morales Meseguer, Serv Hematol & Oncol Med, Murcia, Spain
[2] Univ Hosp 12 Octubre, Dept Med Oncol, Madrid, Spain
[3] Inst Nacl Cancerol, Dept Med Oncol, Mexico City, DF, Mexico
[4] Hosp Univ St Joan, Dept Med Oncol, Reus, Spain
[5] Hosp Gen Univ Santa Lucia, Dept Med Oncol, Cartagena, Spain
[6] Hosp Univ & Politecn La Fe, Dept Med Oncol, Valencia, Spain
[7] Hosp Univ Virgen de la Victoria, Dept Med Oncol, Malaga, Spain
[8] Hosp Clin Barcelona, Dept Med Oncol, Barcelona, Spain
[9] Hosp Clin Univ Lozano Blesa, Dept Med Oncol, Zaragoza, Spain
[10] Vall dHebron Univ Hosp, Dept Med Oncol, Barcelona, Spain
[11] Complejo Hosp Univ Albacete, Dept Med Oncol, Albacete, Spain
[12] Hosp Badalona Germans Trias & Pujol, Inst Catala Oncol, Urol Oncol, Badalona, Spain
[13] Hosp Univ Virgen del Rocio, Urol Oncol, Seville, Spain
[14] Hosp Univ Cent Asturias, Dept Med Oncol, Oviedo, Spain
[15] Hosp Clin San Carlos, Dept Med Oncol, Madrid, Spain
[16] Hosp Univ Virgen de la Arrixaca, Oncol, Murcia, Spain
[17] Hosp Santa Creu & Sant Pau, Med Oncol, Barcelona, Spain
[18] Inst Nacl Cancerol, Urol Oncol Dept, Mexico City, DF, Mexico
[19] Hosp Duran & Reynals, ICO, Urol Oncol, Lhospitalet De Llobregat, Spain
[20] Hosp Univ Morales Meseguer, Med Oncol, Murcia, Spain