title: Ethical and legal issues in cryopreservation of human embryos.
mesh_terms: D001675:Bioethics; D004622:Embryo, Mammalian; D005615:Freezing; D033161:Government Regulation; D006801:Humans; D038622:Internationality; D007603:Jurisprudence; D028681:Moral Obligations; D018587:Oocyte Donation; D018570:Risk Assessment; D014021:Tissue Preservation