Women with poor response to IVF have lowered circulating gonadotrophin surge-attenuating factor (GnSAF) bioactivity during spontaneous and stimulated cycles
Analysis of the outcome of in-vitro fertilization in relation to the timing of human chorionic gonadotropin administration by the duration of estradiol rise in stimulated cycles
In both the new program and the standard program, donor egg recipients are eligible for up to three IVF cycles and unlimited frozen embryo transfers (using eggs retrieved during the stimulated cycles
performed during program participation) at no additional cost.
The Nice guidance states that couples, in which the woman is aged 23 to 39 at the time of treatment and who have an identified cause for their fertility problems or who have had infertility for at least three years, should be offered up to three stimulated cycles