A.5ml
B.15ml
C.30ml
D.45ml
E.60ml
[单选题]上消化道出血量达到多少时可产生黑便()A . 5mlB . 30mlC . 60mlD . 100mlE . 200ml
[单选题]上消化道出血量达到多少时可产生黑便A.5mlB.30mlC.60mlD.100mlE.200ml
[单选题]上消化道出血量达到多少时可产生黑便A.5mlB.30mlC.60mlD.100mlE.200ml
[单选题]上消化道出血量达到多少时可产生黑便A.5mlB.30mlC.60mlD.70mlE.80ml
[单选题]上消化道出血量达到多少时可产生黑便A.5 mlB.60 mlC.30 mlD.100 mlE.200 ml
[单选题]上消化道出血量达到多少时可产生黑便()。A . 5mlB . 30mlC . 60mlD . 70mlE . 80ml
[单选题]上消化道出血量达到多少时可产生黑便()A.5mLB.30mLC.60mLD.70mLE.80mL
[单选题,A2型题,A1/A2型题] 上消化道出血量达到至少多少时可产生黑便()A . 5mlB . 30mlC . 60mlD . 100mlE . 200ml
[单选题,A2型题,A1/A2型题] 上消化道出血量达到多少时就可产生黑便()。A . 5mlB . 30mlC . 50mlD . 60mlE . 80ml
[单选题]上消化道出血量达到至少多少时可产生黑便A.5mlB.30mlC.60mlD.100mlE.200ml