主演：卡拉·埃莱哈尔德,亚历山德拉·希门内斯,帕科·莱昂,Elisa Mouliaá,Ingrid García Jonsson,阿尔维托·阿玛里利亚,Eva Ugarte
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.
