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.
Alina
Fran
Gloria
Ginecólogo
Chica 25 Fiesta
Chica Emo
Koldo
Guillermo
Doctora
2013
1979
2004
1993
1953
2006
2003
2002
1980
1982
1988
2001
1974
1955
1999
1968
1962
1970
2011
2015
2014
2016
2022
2020
1995
1984
