Lo GH.Lai KH.Cheng JS.Hwu JH Chang CF Chen SM Chiang HT A prospective,randomized trial of sclerotherapy versus ligation in the management of bleeding esophageal varices 1995是什么意思_Lo GH.Lai KH.Cheng JS.Hwu JH Chang CF Chen SM Chiang HT A prospective,randomized trial of sclerotherapy versus ligation in the management of bleeding esophageal varices 1995在线翻译_英语_读音_用法_例句