Construction of conditional survival nomograms for metastatic early onset colon cancer patients - Luo, Jue; Zhao, Lei; Zhang, Shuyi; Wang, Renjie; You, Y. Nancy; Ramamurthy, Jaganmurugan; Ju, Jie; Shi, Tingting; Bu, Liwen; Ding, Yan (Journal of Gastrointestinal Oncology, 2025)