Randomized comparison of two different blastocyst grading systems.
A more detailed blastocyst grading system provides a better selection of blastocysts with the highest implantation potential. Grading systems will help to decrease the number of blastocysts to be transferred without compromising high implantation and pregnancy rates.
Balaban
Basak
B
Assisted Reproduction Unit, VKV American Hospital, Istanbul, Turkey.
Yakin
Kayhan
K
Urman
Bulent
B
D000328:Adult; D001755:Blastocyst / Q000648:ultrastructure*; D046149:Embryo Culture Techniques; D010064:Embryo Implantation; D004624:Embryo Transfer; D005260:Female; D006801:Humans; D011247:Pregnancy; D018873:Pregnancy Rate; D027724:Reproductive Techniques, Assisted