(来学网)消化道出血患者血管造影出现阳性征象时,病灶出血速度至少为
  • A.
    (来学网)0.3ml/min
  • B.
    (来学网)0.4ml/min
  • C.
    (来学网)0.5ml/min
  • D.
    (来学网)2ml/min
  • E.
    (来学网)3ml/min