title: In vitro fertilization and cleavage of a single egg from a binovular follicle containing two individual eggs surrounded by a single zona pellucida.
mesh_terms: D000328:Adult; D004624:Embryo Transfer; D005260:Female; D005307:Fertilization in Vitro; D006801:Humans; D006080:Ovarian Follicle / Q000166:cytology; D010063:Ovum / Q000254:growth & development; D015044:Zona Pellucida