3. Patient must have tissue diagnosis of a clinically resectable T1 or T2, N0 or non-hilar N1, M0 NSCLC (squamous cell carcinoma, large cell carcinoma or adenocarcinoma including bronchoalveolar carcinoma) established prior to randomization. NOTE: A patient without a pre-operative tissue diagnosis, but with clinically suspected NSCLC that fits the above criteria is eligible provided the tissue diagnosis is confirmed intraoperatively.