1. Biomedical Research Institute of Salamanca, BISITE Research Group, University of Salamanca, Edificio I+D+i, 37008 Salamanca, Spain
2. IBMCC, Cancer Research Center, University of Salamanca-CSIC, 37007 Salamanca, Spain
3. Department of Artificial Intelligence, Technical University of Madrid, Campus de Montegancedo, s/n Boadilla del Monte, 28660 Madrid, Spain