Zhang, Junwei Fresh versus frozen embryo transfer for full-term singleton birth: a retrospective cohort study. [electronic resource] - Journal of ovarian research Jul 2018 - 59 p. digital Publication Type: Comparative Study; Journal Article ISSN: 1757-2215 Standard No.: 10.1186/s13048-018-0432-x doi Subjects--Topical Terms: AdultBirth WeightChinaCongenital AbnormalitiesCryopreservationEmbryo Transfer--methodsEmbryo, MammalianFemaleFertilization in Vitro--methodsHumansInfant HealthInfant, NewbornMalePregnancyPregnancy RateRetrospective Studies