Rafael Rosell1,2,3, Andrés Aguilar4, Carlos Pedraz5, Imane Chaib5. 1. Catalan Institute of Oncology, Badalona, Spain. rrosell@iconcologia.net. 2. Oncology Institute Dr Rosell, IOR, Barcelona, Spain. rrosell@iconcologia.net. 3. Germans Trias i Pujol Research Institute (IGTP), Badalona, Spain. rrosell@iconcologia.net. 4. Oncology Institute Dr Rosell, IOR, Barcelona, Spain. 5. Germans Trias i Pujol Research Institute (IGTP), Badalona, Spain.