title: Choosing between day 3 and day 5 embryo transfers.
authors.affiliation: Colorado Center for Reproductive Medicine, Englewood, Colorado 80113, USA.dgardner@colocrm.com
authors.forename: David K
authors.initials: DK
authors.lastname: Gardner
authors.forename: Basak
authors.initials: B
authors.lastname: Balaban
mesh_terms: D001755:Blastocyst / Q000502:physiology*; D010064:Embryo Implantation / Q000502:physiology*; D004624:Embryo Transfer; D005260:Female; D006801:Humans; D007247:Infertility, Female / Q000628:therapy; D011247:Pregnancy; D018873:Pregnancy Rate; D013997:Time Factors