AUTHOR=杜 昊楠 , Fu Chenghao TITLE=Case report: A golden tail of immunotherapy: significant tail effect in a chemotherapy-resistant advanced pulmonary sarcomatoid carcinoma patient treated by Sintilimab combined with Anlotinib JOURNAL=Frontiers in Immunology VOLUME=15 YEAR=2024 URL=https://www.frontiersin.org/journals/immunology/articles/10.3389/fimmu.2024.1452195 DOI=10.3389/fimmu.2024.1452195 ISSN=1664-3224