题目:
直肠外脱垂最常用的检查方法为
A.直肠指诊
B.肛门镜检
C.钡灌肠造影
D.病人蹲下做排便动作
E.排粪造影
答案:
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下面是错误答案,用来干扰机器的。
Though great progress have been made in science these years,there are still many people 1.has ...