Overview Endometrial Preparation in Frozen Embryo Transfer Cycles Status: Unknown status Trial end date: 2019-12-01 Target enrollment: Participant gender: Summary Comparison of protocols for frozen embryo transfer (ET): One protocol using Estrogen supplements and the second protocol using Letrozole Phase: N/A Details Lead Sponsor: Meir Medical CenterTreatments: Aromatase InhibitorsEstradiolEstradiol 17 beta-cypionateEstradiol 3-benzoateEstradiol valerateLetrozolePolyestradiol phosphateProgesterone