title: [Controversy in ART: should we cryopreserve oocytes or embryos? Do prefer oocytes].
abstract: Since the beginning of IVF, cryopreservation concern spermatozoa or embryos due to the poor efficiency of oocyte freezing. To date, oocyte vitrification allows changing our practice privileging female gamete vitrification instead of human embryo freezing.
authors.affiliation: SMBR, hôpital Saint-Joseph de Marseille, 6, boulevard de Louvain, 13385 Marseille, France. Electronic address: pboyer@hopital-saint-joseph.fr.
authors.forename: P
authors.initials: P
authors.lastname: Boyer
mesh_terms: D015925:Cryopreservation; D004622:Embryo, Mammalian; D005260:Female; D005602:France; D006801:Humans; D009865:Oocytes; D027724:Reproductive Techniques, Assisted
keywords: Cryopreservation; Embryo; Embryon; Ethics; Fertility; Fertilité; Oocyte; Ovocyte; Strategy in ART; Stratégie en AMP; Éthique