Establishment and validation of a nomogram model for predicting postoperative recurrence-free survival in stage IA3 lung adenocarcinoma: a retrospective cohort study

Shaobin Yu, Chengxiong You, Renhe Yan, Hui Chen, Chao Chen, Shaojun Xu, Michel Gonzalez, Ruiqin Chen, Mingqiang Kang, Shuchen Chen