Background: The purpose of this study was to investigate the possible influence of follicular fluid (FF)-related hormones and vascular endothelial factor (VEGF) levels on oocytes. and the resulting effect on formation of high-quality embryos. to provide a scientific basis for improving controlled ovarian stimulation. Methods: The levels of hormones and VEGF in FF were determined by pe... https://allfixelectricales.shop/product-category/vacuum-mains-lead/