1. Premature rupture of membranes;Gibbs;Obstet. Gynecol.,1982
2. Diagnosis of ruptured fetal membranes: clinical study and review of the literature;Friedman;Am. J. Obstet. Gynecol.,1969
3. Offermans JPM. De diagnostiek van gebroken vliezen. Thesis, Maastricht University Press, Maastricht, The Netherlands, 1991.
4. A technique for the detection of rupture of the membranes: a review and preliminary report;Smith;Obstet. Gynecol.,1998
5. Insulin-like growth factor binding protein-1, a quick way to detect amniotic fluid;Darj;Acta Obstet. Gynecol. Scand.,1998