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![Teenage pregnancy - Wikipedia, the free encyclopedia](https://www.iarticlesnet.com/pub/img/site/s_36.jpeg)
Teenage pregnancy - Wikipedia, the free encyclopedia
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日期:2024-08-10
Teenage pregnancy is pregnancy in human females under the age of 20 at the time that the pregnancy ends. A pregnancy can take place after the start of the puberty before first menstrual period, but usually occurs after the onset of periods. In well-nouris...看更多