Comparison of angiography and ultrasound in the evaluation of the portal venous system in pancreatic carcinomaGarra B S,Shawker T H,Doppman J L,Sindelar W FJOURNAL OF CLINICAL ULTRASOUND(1987)引用 30|浏览4暂无评分AI 理解论文溯源树样例生成溯源树,研究论文发展脉络Chat Paper正在生成论文摘要