Each year between 50 000 to 100 000 women worldwide are affected by obstetric fistula, a hole in the birth canal.

全世界每年有5万至10万名妇女罹患产科瘘，即产道出现瘘孔。

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Each year between 50 000 to 100 000 women worldwide are affected by obstetric fistula, a hole in the birth canal.

全世界每年有5万至10万名妇女罹患产科瘘，即产道出现瘘孔。

youdao