Case report: A novel homozygous variant in ZP3 is associated with human empty follicle syndrome
Empty follicle syndrome (EFS) is a rare condition in female infertility.It is characterized by the inability to retrieve oocytes from visibly large, normally developing follicles in hus726040als214 the ovaries, despite ovarian stimulation.The genetic factors contributing to this syndrome remain unclear.This study focused on patients who underwent t