AUTHOR=Wei Jing , Zhang Pengfei , Hu Qiancheng , Cheng Xiaolong , Shen Chaoyong , Chen Zhixin , Zhuang Wen , Yin Yuan , Zhang Bo , Gou Hongfeng , Yang Kun , Bi Feng , Liu Ming TITLE=Nab-paclitaxel combined with cadonilimab (AK104) as second-line treatment for advanced gastric cancer: protocol for a phase II prospective, multicenter, single-arm clinical trial JOURNAL=Frontiers in Immunology VOLUME=16 YEAR=2025 URL=https://www.frontiersin.org/journals/immunology/articles/10.3389/fimmu.2025.1519545 DOI=10.3389/fimmu.2025.1519545 ISSN=1664-3224