Survival trends in extensive-stage small cell lung cancer in the pre-immunotherapy and immunotherapy eras: a population-based SEER study
Background Extensive-stage small cell lung cancer (ES-SCLC) is a highly aggressive malignancy with limited treatment options. Immune checkpoint inhibitors (ICIs) have marked the beginning of the immunotherapy era for SCLC. However, population-level survival trends following the introduction of immunotherapy remain uncl...