目的 介绍改良Soave术结合Sarasola-Klose内痔环切术联合治疗儿童肛门、直肠、结肠血管畸形.方法 回顾分析2000年至2008年收治的12......

Objective: To introduce a new better contrast-enhanced MR angiographic method, named 3D time-resolved imaging of contras......