Evaluation of plasminogen activators and plasminogen activator inhibitors in plasma and amniotic fluid in pregnancies complicated with intrauterine fetal growth retardation - Gilabert, J; Estellés, A; Ayuso, M J; España, F; Chirivella, M; Grancha, S; Mico, J M; Aznar, J (Gynecol Obstet Invest, 1994)