title: European experience of in vitro fertilization and embryo replacement. Advantages of embryo storage by freezing.
mesh_terms: D004624:Embryo Transfer; D005060:Europe; D005260:Female; D005307:Fertilization in Vitro / Q000379:methods; D005615:Freezing; D006801:Humans; D011247:Pregnancy; D011309:Preservation, Biological