CT feature of irregular extensive ulceration as a predictor of liver metastasis in gastric gastrointestinal stromal tumours. - Ruan, Jinqiu; He, Yinfu; Li, Qingwan; Song, Mingxia; Jiang, Zhaojuan; Mao, Keyu; Ai, Jing; Yang, Ruiling; Yang, Guangjun; Li, Pinxiong; Gao, Depei; Li, Zhenhui (European Radiology, 2025)