1. Prelabour rupture of the membranes at preterm;Keirse,1989
2. The importance of preterm birth;Hall,1997
3. The role of infection in preterm labour and delivery;Gomez,1997
4. Structure and cellular biology of fetal membranes;Bell,1997
5. Full-term and prematurely ruptured fetal membranes: an ultrastructural study;Bou-Resli;Cell Tissue Res,1981