Pemetrexed-Erlotinib, Pemetrexed Alone, or Erlotinib Alone as Second-Line Treatment for East Asian and Non-East Asian Never-Smokers with Locally Advanced or Metastatic Nonsquamous Non-small Cell Lung Cancer: Exploratory Subgroup Analysis of a Phase II Trial
Cancer Research and Treatment. 2014;47(4):616-629 
A Randomized Phase 2 Study of Erlotinib Plus Pemetrexed vs Erlotinib or Pemetrexed Alone as Second-Line Treatment for Never-Smoker Patients with Non-Squamous Advanced Non-Small Cell Lung Cancer (NSCLC)
Annals of Oncology. 2012;23:ix400
Three-arm randomised controlled phase 2 study comparing pemetrexed and erlotinib to either pemetrexed or erlotinib alone as second-line treatment for never-smokers with non-squamous non-small cell lung cancer
European Journal of Cancer. 2013;49(15):3111-3121
A randomised phase II study of pemetrexed versus pemetrexed+erlotinib as second-line treatment for locally advanced or metastatic non-squamous non-small cell lung cancer
European Journal of Cancer. 2014;50(9):1571-1580
Economic evaluation of pemetrexed versus erlotinib as second-line treatment of patients with advanced/metastatic non-small cell lung cancer in Greece: a cost minimization analysis
Lung Cancer: Targets and Therapy. 2012;43
Randomized phase II trial of first-line treatment with pemetrexed-cisplatin, followed sequentially by gefitinib or pemetrexed, in East Asian, never-smoker patients with advanced non-small cell lung cancer
Lung Cancer. 2012;77(2):346-352
First-Line Pemetrexed Plus Cisplatin Followed by Gefitinib Maintenance Therapy Versus Gefitinib Monotherapy in East Asian Never-Smoker Patients With Locally Advanced or Metastatic Nonsquamous Non–Small-cell Lung Cancer: Quality of Life Results From a Randomized Phase III Trial
Clinical Lung Cancer. 2016;17(2):150-160
Randomized Phase 2 Trial of Pharmacodynamic Separation of Pemetrexed and Intercalated Erlotinib Versus Pemetrexed Alone for Advanced Nonsquamous, Non–small-cell Lung Cancer
Clinical Lung Cancer. 2017;18(1):60-67
Efficacy and Safety of Cisplatin/Pemetrexed Versus Cisplatin/Gemcitabine as First-Line Treatment in East Asian Patients with Advanced Non-small Cell Lung Cancer: Results of an Exploratory Subgroup Analysis of a Phase III Trial
Journal of Thoracic Oncology. 2010;5(5):688-695
420O Erlotinib plus bevacizumab (EB) versus erlotinib alone (E) as first-line treatment for advanced non-squamous non–small-cell lung cancer (NSCLC) with activating EGFR mutation (mt): JO25567 exploratory subgroup analysis
Annals of Oncology. 2015;26:ix125