gradient contrifugation:Preparing sperm by gradient contrifugation

Study on the influence of different sperm preparation methods on the ICSI outcomes of patients with high sperm DNA fragmentation rate: a randomized sibling oocyte study

Comparison of the euploidy rate of embryos fertilized by sperm selected using microfluidics and gradient density centrifugation in patients with recurrent spontaneous abortion: a randomized double-blind sibling egg control trial