唇裂修复术至二期矫正手术时间为4 ~ 21年，平均8年。

Time between harelip prothesis and secondary epithesis was 4-21 years (average 8 years).

youdao

唇裂修复术至二期矫正手术时间为4 ~ 21年，平均8年。

Time between harelip prothesis and secondary epithesis was 4-21 years (average 8 years).

youdao