Developmental potential of human oocytes according to zona pellucida thickness.
D002970:Cleavage Stage, Ovum / Q000648:ultrastructure; D005260:Female; D006801:Humans; D009865:Oocytes / Q000254:growth & development* / Q000648:ultrastructure; D010063:Ovum / Q000648:ultrastructure*; D015044:Zona Pellucida / Q000648:ultrastructure*