AUTHOR=Chen Lijun , Wu Qiaoyuan , Fu Jia , Jiang Mengjie , Qiu Jialin , Tao Jiaomei , Lin Litong , Chen Shenshen , Wu Yi , Yang Zhengqiang , Li Jianxu , Liang Shixiong TITLE=Prognostic nomogram of overall survival for radiation therapy in hepatocellular carcinoma: a population study based on the SEER database and an external cohort JOURNAL=Frontiers in Oncology VOLUME=14 YEAR=2024 URL=https://www.frontiersin.org/journals/oncology/articles/10.3389/fonc.2024.1371409 DOI=10.3389/fonc.2024.1371409 ISSN=2234-943X