1Medical Oncology Department, Hospital Universitario Nuestra Señora de Valme, Sevilla, Spain
2Medical Oncology Department, Hospital Universitario y Politécnico la Fe, Valencia, Spain
3Medical Oncology Department, Complejo Hospitalario Universitario de Santiago, Santiago De Compostela, Spain
4Medical Oncology Department, Complejo Hospitalario Universitario A Coruña, Coruña, Spain
5Medical Oncology Department, Hospital Universitario Virgen del Rocío, Sevilla, Spain
6Medical Oncology Department, Hospital de Mataró, Mataró, Barcelona Spain
7Medical Oncology Department, Hospital Universitàri Arnau de Vilanova, Lleida, Spain
8Medical Oncology Department, Hospital Clínico Universitario Lozano Blesa, Zaragoza, Spain
9Medical Oncology Department, University Hospital Donostia, San Sebastián, Spain
10Medical Oncology Department, Hospital Clinic I Provincial, Barcelona, Spain
11Medical Oncology Department, Hospital Clínico Universitario San Carlos, Madrid, Spain
12Medical Oncology Department, Hospital Universitario Marqués de Valdecilla, Santander, Spain
13Medical Oncology Department, Hospital Clínico Universitario, Salamanca, Spain
14Medical Oncology Department, Complejo Hospitalario Regional Virgen Macarena, Sevilla, Spain
15Medical Oncology Department, Instituto de Investigación Sanitaria Gregorio Marañón, Hospital General Universitario Gregorio Marañón, Madrid, Spain
16Medical Oncology Department, IRYCIS, Hospital Universitario Ramón y Cajal, Madrid, Spain
17Sociedad Española de Oncología Médica (SEOM), C/Velázquez, 7 - 3º planta, 28001 Madrid, Spain