Introduction
SCLC, Small-cell lung cancer
PEARLY DISEASE, METASTASES, SCLC
Small-cell lung cancer (SCLC) SCLC features fast doubling time, elevated growth fraction, and extensive metastases in early disease phases, generally showing widespread hematogenous metastases [The best SCLC management is based on surgery, chemotherapy, targeted therapy, and radiotherapy [The vascular endothelial growth factor (VEGF) receptor (VEGFR) shows high expression in SCLC [Therefore, the current work aimed to explore the effectiveness of anlotinib plus etoposide for maintenance therapy in clinical ES-SCLC.