A.50~70ml
D.>5~7ml
E.>250ml
[单选题,A2型题,A1/A2型题] 上消化道出血出现黑便时,出血量至少为()A . <5~7mlB . <50~70mlC . >50~70mlD . >5~7mlE . >250ml
[单选题]上消化道出血出现黑便时,出血量至少为( )。A.<5~7mLB.<50~70mLC.>50~70mLD.>5~7mLE.>250mL
[单选题]上消化道出血出现黑便时,出血量至少为( )。A.>5~7mLB.<5~7mLC.>50~70mLD.<50~70mLE.>250mL
[单选题]上消化道出血出现黑便时,出血量至少为( )。A.<5~7mLB.<50~70mLC.>50~70mLD.>5~7mLE.>250mL
[单选题]上消化道出血出现黑便时,出血量至少为( )。A.>5~7mLB.<5~7mLC.>50~70mLD.<50~70mLE.>250mL
[单选题]上消化道出血出现黑便时,出血量至少为( )。A.<5~7mLB.<50~70mLC.>50~70mLD.>5~7mLE.>250mL
[单选题]上消化道出血出现黑便时,出血量至少为( )。A.<5~7mLB.<50~70mLC.>50~70mLD.>5~7mLE.>250mL
[单选题]上消化道出血出现黑便时,出血量至少为( )。A.<5~7mLB.<50~70mLC.>50~70mLD.>5~7mLE.>250mL
[单选题]上消化道出血出现黑便时,出血量至少为( )。A.<5~7mLB.<50~70mLC.>50~70mLD.>5~7mLE.>250mL
[单选题]上消化道出血出现黑便时,出血量至少为( )。A.<5~7mLB.<50~70mLC.>50~70mLD.>5~7mLE.>250mL
[单选题]上消化道出血出现黑便时,出血量至少为( )。A.<5~7mLB.<50~70mLC.>50~70mLD.>5~7mLE.>250mL