Cytomegalovirus infection.

Methadone maintenance in pregnancy: a reappraisal.

The impact of prenatal care coordination on birth outcome.

Cervical ripening: randomized comparison of intravaginal prostaglandin E2 gel with prostaglandin E2 gel plus laminaria tents.

Umbilical cord thiocyanate and thyroid function in intrauterine growth-restricted infants of the smoking gravida.

Tocolytic treatment for preterm contractions with and without cervical changes.

Characterization and application of an avian in vitro spermatozoa-egg interaction assay using the inner perivitelline layer from laid chicken eggs.

Cervical prolapse complicating pregnancy.

The impact of the Women, Infants and Children Food Supplement Program on birth outcome.

Deep venous thrombosis and pulmonary embolism.

Comparison of hematopoietic progenitor cells in human umbilical cord blood collected from neonatal infants who are small and appropriate for gestational age.

Effect of magnesium on fetal heart rate variability using computer analysis.

Antiphospholipid antibodies and recurrent pregnancy loss.

Anticardiolipin antibodies in unselected pregnant women. Relationship to fetal outcome.

Obstetric complications in young teenagers.