1. Medical Oncology Department, University Hospital Marqués de Valdecilla, IDIVAL, Santander, Spain
2. Medical Oncology Department, University Hospital 12 de Octubre, Madrid, Spain
3. Medical Oncology Department, Hospital Clínico San Carlos, Instituto de Investigación Sanitaria del Hospital Clínico San Carlos (IdISSC), CIBERONC, Madrid, Spain
4. IPSEN. Planta 7, Torre Realia, L’hospitalet de Llobregat, Barcelona, Spain
5. Department of Medical Oncology, University Clinic Hospital of Santiago, Health Research Institute (IDIS), ONCOMET, Santiago de Compostela, Spain
6. Anaxomics Biotech, Barcelona, Spain
7. Oncology Department, Hospital de Santa Maria, Centro Hospitalar Universitário Lisboa Norte, Lisbon, Portugal
8. Instituto de Medicina Molecular-João Lobo Antunes, Faculdade de Medicina, Universidade de Lisboa, Lisbon, Portugal