Four percent matters

Studies like the International Early Lung Cancer Action Program (I-ELCAP) (1) have revolutionized our understanding of early-stage lung cancer and its management. In their recent article (2), Flores and colleagues challenge us with the notion that sublobar resection without mediastinal lymph node sampling may be an adequate treatment for clinical stage IA non-small cell lung cancer (NSCLC). Drawing on the database of the I-ELCAP project (1), …