TY - JOUR AU - Valladares Ayerbes, Manuel PY - 2012 SN - 1083-7159 UR - http://hdl.handle.net/20.500.11940/7531 LA - eng TI - First-line XELOX plus bevacizumab followed by XELOX plus bevacizumab or single-agent bevacizumab as maintenance therapy in patients with metastatic colorectal cancer: the phase III MACRO TTD study DO - 10.1634/theoncologist.2011-0249 T2 - ONCOLOGIST VL - 17 ER -