1. Initiation of spontaneous labour;Liggins;Clin Obstet Gynecol,1983
2. Decidual activation: the role of prostaglandins in labor;Casey,1988
3. Specific production of prostaglandin E by human amnion in vitro;Mitchell;Prostaglandins,1978
4. The accumulation of prostaglandins (PG) in amniotic fluid is an after effect of labor and not indicative of a role for PGE2 or PGF2α in the initiation of human parturition;MacDonald;J Clin Endocrinol Metab,1993
5. The use of prostaglandins and their analogues in abortion;Bygdeman;Clin Obstet Gynecol,1984