Risk scores to predict mortality 2 and 5 years after surgery for colorectal cancer in elderly patients. - González, Nerea; Loroño, Ane; Aguirre, Urko; Lázaro, Santiago; Baré, Marisa; Redondo, Maximino; Briones, Eduardo; Sarasqueta, Cristina; Bilbao, Amaia; de Larrea, Nerea Fernández; Quintana, José María; for the REDISSEC-CARESS/CCR group; et al. (World Journal of Surgical Oncology, 2021)