1 Departamento de Oncología Médica, Spanish Society of Medical Oncology (SEOM) Oncogeriatrics Section, Institut Català d'Oncologia (ICO) L'Hospitalet, Avinguda de la Granvia de l'Hospitalet 199-203, L'Hospitalet de Llobregat, 08908, Barcelona, Spain. [email protected].
2 Spanish Cooperative Group for the Treatment of Digestive Tumours (TTD), Clinico San Carlos University Hospital, Madrid, Spain.
3 Spanish Society of Medical Oncology (SEOM) Oncogeriatrics Section, Nuestra Señora del Prado General University Hospital, Talavera de la Reina, Spain.
4 Multidisciplinary Spanish Group of Digestive Cancer (GEMCAD), Polytechnic la Fe University Hospital, Valencia, Spain.
5 Spanish Society of Medical Oncology (SEOM) Oncogeriatrics Section, General University Hospital of Toledo, Toledo, Spain.
6 Spanish Society of Medical Oncology (SEOM) Oncogeriatrics Section, Reina Sofía University Hospital. Instituto Maimónides de Investigación Biomédica de Córdoba (IMIBIC), Córdoba, Spain.
7 Spanish Society of Medical Oncology (SEOM) Oncogeriatrics Section, Ramón y Cajal University Hospital, Madrid, Spain.
8 Spanish Society of Medical Oncology (SEOM) Oncogeriatrics Section, Virgen de la Luz Hospital, Cuenca, Spain.
9 Spanish Society of Medical Oncology (SEOM) Oncogeriatrics Section, Polytechnic la Fe University Hospital, Valencia, Spain.