(来学网)苯丙酮尿症患儿血中苯丙氨酸浓度应维持在
  • A.
    (来学网)4mg/dl以下
  • B.
    (来学网)4~10mg/dl
  • C.
    (来学网)10~15mg/dl
  • D.
    (来学网)15~25mg/dl
  • E.
    (来学网)25-30mg/dl