Efficacy and safety of triplet chemotherapy plus anti-EGFR agents in metastatic colorectal cancer: a systematic review and meta-analysis. - Wu, Qian; Wang, Huan; Zhang, Suqin; Zeng, Yifei; Yang, Wei; Pan, Wenjun; Hong, Guodai; Gao, Wenbin (World Journal of Surgical Oncology, 2022)