High levels of soluble vascular endothelial growth factor receptor 1/sFlt1 and low levels of vascular endothelial growth factor in follicular fluid on the day of oocyte retrieval correlate with ovarian hyperstimulation syndrome regardless of the stimulation protocol
Center for Reproductive Health, Institute of Mother and Child, Warsaw, Poland
Department of Obstetrics, Women’s Diseases and Oncogynecology, Central Clinical Hospital of Ministry of Interior, 137 Woloska Street, 02-507 Warsaw, Poland