Evaluation of the Efficacy of Diafert in Predicting Embryos' Potential to Develop to the Blastocyst Stage

Inclusion Criteria: * Provide written informed consent before initiation of any study procedures * Be a female outpatient, ≥ 18 years of age at the time of informed consent * Have at minimum 10 mature egg follicles as of the last transvaginal ultrasound following hormonal stimulation * Eligible to allow embryos to develop through day 5 before implantation or freezing Exclusion Criteria: * Presence of ovarian endometriotic cyst * Presence or history of diagnosed severe endometriosis (i.e. stage IV the revised American Fertility Society classification for endometriosis). * Need for pre-implantation genetic diagnosis/screening of embryos * Use of time-lapse embryo imaging * Employee or immediate relative of an employee of Forest Research Institute, Inc., any of its affiliates or partners, or the study center