[1] Complejo Hosp Jaen, Med Oncol, Jaen, Spain
[2] Hosp Univ Fdn Jimenez Diaz, Pathol Anat, Madrid, Spain
[3] Hosp Gregorio Maranon, Med Oncol, Madrid, Spain
[4] Hosp Santa Creu & Sant Pau, Med Oncol, Barcelona, Spain
[5] Roche, Corp Affairs, Madrid, Spain
[6] Roche, Dept Med, Madrid, Spain
[7] Weber, Pharmacoecon & Market Access, Madrid, Spain