Ueno S, Berntsen J, Ito M, Uchiyama K, et al. Pregnancy prediction performance of an annotation-free embryo scoring system on
the basis of deep learning after single vitrified-warmed blastocyst transfer: a
single-center large cohort retrospective study. Fertil Steril 2021 Jul 7. pii: S0015-0282(21)00495.
PMID: 34246469