No abstract available
MeSH terms
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Female
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Fertilization / physiology
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Fertilization in Vitro*
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Humans
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Microscopy, Electron
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Microscopy, Electron, Scanning
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Oocytes / ultrastructure*
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Ovarian Follicle / ultrastructure*
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Zona Pellucida / ultrastructure*
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Zygote / physiology
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Zygote / ultrastructure*