First-Line Biological Agents Plus Chemotherapy in Older Patients with Metastatic Colorectal Cancer: A Retrospective Pooled Analysis

Garcia-Alfonso, P; Diaz-Rubio, E; Abad, A; Carrato, A; Massuti, B; Ortiz-Morales, MJ; Mozo, JLM; Munoz, A; Duran, G; Sastre, J; Safont, MJ; Ferreiro, R; Rivera, F; Gonzalez, E; Valladares-Ayerbes, M; Gravalos, C; Alonso-Orduna, V; Vieitez, JM; Yubero, A; Aranda, E – 2021