Overview Efficacy of Erlotinib in Neoadjuvant Setting in Patients With Stage IIIA, N2-positive Non-Small Cell Lung Cancer Status: Completed Trial end date: 2012-12-01 Target enrollment: Participant gender: Summary This study propose neoadjuvant chemotherapeutic role by erlotinib. Phase: Phase 2 Details Lead Sponsor: Samsung Medical CenterTreatments: Erlotinib Hydrochloride