title: Improving eggs: more questions than answers.
authors: Henry E
authors: HE
authors: Malter
mesh_terms: D002470:Cell Survival; D016922:Cellular Senescence; D015925:Cryopreservation; D003593:Cytoplasm / Q000502:physiology / Q000637:transplantation*; D004624:Embryo Transfer; D005260:Female; D006801:Humans; D008297:Male; D018587:Oocyte Donation; D009865:Oocytes / Q000502:physiology*; D018579:Patient Selection; D011247:Pregnancy; D020554:Sperm Injections, Intracytoplasmic / Q000941:ethics