The prevalence of 4G5G polymorphism of plasminogen activator inhibitor-1 (PAI-1) gene in polycystic ovarian syndrome and its association with plasma PAI-1 levels - Diamanti-Kandarakis,E.; Palioniko,G.; Alexandraki,K.; Bergiele,A.; Koutsouba,T.; Bartzis,M. (Eur J Endocrinol, 2004)