异位妊娠
间日疟的常用治疗方案是() ["氯喹+伯氨喹","氯喹+乙胺嘧啶","甲氟喹+青蒿素","青蒿琥脂+氯喹","奎宁+乙胺嘧啶"]
螺旋CT扫描,动脉增强早期,下列组织结构,哪一项最早出现不均匀斑片状强化() ["肝脏","脾脏","胰腺","肌肉","腹主动脉"]
胃癌治疗方法一般首选() ["手术治疗","化疗","放疗","免疫治疗","中药"]
由许多雷暴单体()排列而形成的强对流云带叫做()。侧向排列的雷暴单体常常彼此(),其对流云不断(),但作为整体可持续几小时至十几小时。
流产