AUTHOR=Zhang Lixin , Wei Guangyan , Wang Kaiping , Han Xu TITLE=Effect of compound kushen injection on immune function in patients with colorectal cancer: a systematic review and meta-analysis JOURNAL=Frontiers in Pharmacology VOLUME=16 YEAR=2025 URL=https://www.frontiersin.org/journals/pharmacology/articles/10.3389/fphar.2025.1565031 DOI=10.3389/fphar.2025.1565031 ISSN=1663-9812