Fertility 9 Fertility, Human 6 Infertility 6 Fertilization in vitro, Human 5 Human reproductive technology 4 Legislación 3 Reproductive Medicine 3 Reproductive technology 3 Diagnóstico prenatal 2 Familia 2 Families 2 Genetics 2 Human reproduction 2 Law and legislation 2 Moral and ethical aspects 2 Plants, Cultivated 2 Reproduction 2 Reproductive Techniques 2 Reproductive health 2 Soil fertility 2 Vruchtbaarheid 2 42.24 reproduction (biology) 1 44.48 medical genetics 1 44.92 gynecology and obstetrics 1 46.60 reproduction (veterinary medicine) 1 Agronomía 1 Andrologie 1 Andrology 1 Aspecto moral 1 Bodemvruchtbaarheid 1