(来学网)出血性发绀的血中硫化血红蛋白浓度应大于
  • A.
    (来学网)1g/L
  • B.
    (来学网)2g/L
  • C.
    (来学网)3g/L
  • D.
    (来学网)4g/L
  • E.
    (来学网)5g/L
正确答案:
E