Fertilization of the human egg and growth of the human zygote in vitro: the Singapore experience.
D002970:Cleavage Stage, Ovum / Q000502:physiology; D004624:Embryo Transfer; D005260:Female; D005307:Fertilization in Vitro; D006801:Humans; D011247:Pregnancy; D013997:Time Factors; D015053:Zygote / Q000502:physiology*