(来学网)牙列拥挤的患病率为
  • A.
    (来学网)91%~98%
  • B.
    (来学网)85%~90%
  • C.
    (来学网)80%~93%
  • D.
    (来学网)60%~70%
  • E.
    (来学网)20%~50%
正确答案:
D