Cumulative live birth rates according to the number of oocytes retrieved following the "freeze-all" strategy.
Zhonghua ZhaoHao ShiJing LiYile ZhangCaihong ChenYihong GuoPublished in: Reproductive biology and endocrinology : RB&E (2020)
Among women younger than 35 years old who underwent the "freeze-all" strategy, the number of oocytes retrieved positively correlated with the cumulative live birth rate. Taking both efficacy and safety into account, ovarian stimulation should be rational, and the upper limit of the oocyte yield should be no more than 30.