Elevated levels of interleukin-2, soluble interleukin-2 receptor alpha, interleukin-6, soluble interleukin-6 receptor and vascular endothelial growth factor in serum and ascitic fluid of patients with severe ovarian hyperstimulation syndrome. - Aboulghar,M.A.; Mansour,R.T.; Serour,G.I.; El Helw,B.A.; Shaarawy,M. (Eur J Obstet Gynecol Reprod Biol, 1999)