Lara PN, Moon J, Hesketh PJ, Redman MW, Williamson SK, Akerley WL, Hirsch FR, Mack PC, Gandara DR. SWOG S0709: Randomized Phase II Trial of Erlotinib versus Erlotinib Plus Carboplatin/Paclitaxel in Patients with Advanced Non-Small Cell Lung Cancer and Impaired Performance Status as Selected by a Serum Proteomics Assay. J Thorac Oncol. 2016 Mar; 11(3):420-5.