[1] Hosp Clin Barcelona, Dept Med Oncol, Barcelona, Spain
[2] Inst Invest Biomed August Pi & Sunyer, Translat Genom & Targeted Therapies Solid Tumours, IDIBAPS Fundacio Recerca Clin Barcelona, Barcelona, Spain
[3] Univ Politecn Catalunya Barcelona Tech UPC, Dept Comp Architecture, Barcelona, Spain
[4] Complejo Asistencial Univ Leon, Dept Med Oncol, Hosp Leon, Leon, Spain
[5] Complejo Hosp Navarra, Dept Med Oncol, Royal Navarre Hosp, Pamplona, Spain
[6] Hosp Xeral Calde Lugo, Dept Med Oncol, Lugo, Spain
[7] Xarxa Assistencial Univ Manresa, Hosp St Joan Deu Althaia, Dept Med Oncol, Manresa, Spain
[8] CHUS Complejo Hosp Univ Santiago De Compostela, Dept Med Oncol, Santiago De Compostela, Spain
[9] Hosp Virgen Salud, Dept Med Oncol, Toledo, Spain
[10] Hosp Univ Cuidad Real, Dept Med Oncol, Ciudad Real, Spain
[11] Hosp Infanta Sofia, Dept Med Oncol, Madrid, Spain
[12] Univ Barcelona, Fac Med, Barcelona, Spain
[13] Hosp Clin Barcelona, Dept Pathol, Barcelona, Spain
[14] Hosp Clin Univ Valladolid, Radiat & Med Oncol Dept, Valladolid, Spain