AUTHOR=Guo Xiaokang , Wang Jingjing , Li Daosheng , Wang Bin , Zhu Hui , Guo Hongbo TITLE=Case report: The outcomes of neoadjuvant immunotherapy combined with chemotherapy in pulmonary sarcomatoid carcinoma: case series and literature review JOURNAL=Frontiers in Immunology VOLUME=15 YEAR=2024 URL=https://www.frontiersin.org/journals/immunology/articles/10.3389/fimmu.2024.1467755 DOI=10.3389/fimmu.2024.1467755 ISSN=1664-3224