(来学网)消化性溃疡活动期粪隐血试验阳性,提示每日出血量是
  • A.
    (来学网)1 ~2ml
  • B.
    (来学网)2 ~3ml
  • C.
    (来学网)3~4ml
  • D.
    (来学网)5~10ml
  • E.
    (来学网)>20ml