65Plus: open-label study of bevacizumab in combination with pemetrexed or pemetrexed/carboplatin as first-line treatment of patients with advanced or recurrent nonsquamous non-smal... oleh Schuette W, Schneider CP, Engel-Riedel W, Schumann C, Kohlhaeufl M, Serke MHU, Hoeffken G, Kortsik C, Reck M