A nomogram for malignancy prediction of pancreatic cystic lesions based on trans-abdominal ultrasound features. - Liyuan Ma; Ya Hu; Yu Xia; Jiang Ji; Jionghui Gu; Nengwen Luo; Aonan Pan; Yang Cao; Yuang An; Luying Gao; Yuxin Jiang (BMC Medical Imaging, 2026)