The Federation of Spanish Cancer Societies (FESEO) is constituted by five specialist oncology societies (ASEICA, AERO, SEOM, SEHOP and SEOQ). FESEO, publishes Clinical and Translational Oncology as the Official Publication of FESEO and the INCAN. The journal is the communication mean between the members of the Spanish oncology community members and the platform of its international projection. The journal is published a monthly periodicity (twelve regular numbers per year), and will also publish extraordinary numbers, of a monographic nature or dedicated to first class scientific events, both national and international, and to the FESEO Congresses, of the Societies members thereof and to the INCAN. Clinical and Translational Oncology publishes reviews and research articles in all Oncology areas and sub-specialities, using assessing and selection criteria equivalent to the most prestigious and accredited publications of this speciality in the world.