A phase II study of erlotinib in combination with bevacizumab versus chemotherapy plus bevacizumab in the first-line treatment of advanced non-squamous non-small cell lung cancer

T. Ciuleanu, C. M. Tsai, C. J. Tsao, J. Milanowski, D. Amoroso, D. S. Heo, H. J.M. Groen, A. Szczesna, C. Y. Chung, T. Y. Chao, G. Middleton, A. Zeaiter, G. Klingelschmitt, B. Klughammer, N. Thatcher