AUTHOR=Zhang Lihua , Chen Xiang , Chen Zhikui , Chen Weiji , Zheng Jianmei , Zhuo Minling , Chen Xing TITLE=Differentiating pancreatic ductal adenocarcinoma and autoimmune pancreatitis using a machine learning model based on ultrasound clinical features JOURNAL=Frontiers in Oncology VOLUME=15 YEAR=2025 URL=https://www.frontiersin.org/journals/oncology/articles/10.3389/fonc.2025.1505376 DOI=10.3389/fonc.2025.1505376 ISSN=2234-943X