@article{shao_zhang_gu_yang_huang_2026,  title={Prognostic value of the C-PLAN index in patients with advanced esophageal cancer treated with immune checkpoint inhibitors},  volume={81},  ISSN={1807-5932},  url={https://doi.org/10.1016/j.clinsp.2026.100917},  DOI={10.1016/j.clinsp.2026.100917},  journal={Clinics},  publisher={Faculdade de Medicina / USP},  author={Shao, Shanshan and Zhang, Hu and Gu, Yawen and Yang, Xiuyuan and Huang, Junxing},  year={2026},  pages={100917} }