Letter re: Predicting 10-year survival after resection of colorectal liver metastases: an international study including biomarkers and perioperative treatment: Several additional analysis methods
1 Department of General Surgery, The First Affiliated Hospital of University of Science and Technology of China, Hefei, People's Republic of China.
2 Department of Colorectal Surgery, The Second Affiliated Hospital of Zhejiang University School of Medicine, Hangzhou, People's Republic of China.
3 Department of General Surgery, The First Affiliated Hospital of University of Science and Technology of China, Hefei, People's Republic of China. Electronic address: doctoryin@ustc.edu.cn.