It seems simple: an egg + sperm = one embryo. But if your sperm is "few, vague and abnormal" and your woman is premenopausal at age 37, things start to get complicated.
本站內(nèi)容均從互聯(lián)網(wǎng)收集而來,僅供交流學習使用,版權(quán)歸原創(chuàng)者所有如有侵犯了您的權(quán)益,盡請通知我們,本站將及時刪除侵權(quán)內(nèi)容。
Copyright @ 2023 天天影院 版權(quán)所有