Additional file 1. of A phase II trial of erlotinib monotherapy for pretreated elderly patients with advanced EGFR wild-type non-small cell lung cancer MinemuraHiroyuki YokouchiHiroshi AzumaKeisuke HiraiKen-ichiro SekineSatoko OshimaKengo KanazawaKenya TaninoYoshinori InokoshiYayoi IshiiTaeko KatsuuraYutaka OishiAkio IshidaTakashi MunakataMitsuru 2015 CONSORT 2010 checklist of information to include when reporting a randomised trial.