Background In 1998, folic acid fortification of a large variety of cereal products became
mandatory in Canada, a country where the prevalence of neural-tube defects was historically …

The purpose of this study is to describe the maternal complications of placenta previa. A
population-based retrospective cohort study including all women delivered in the province of …

Objective: To identify neonatal complications associated with placenta previa. Methods:
This was a population-based, retrospective cohort study involving all singleton deliveries in …

… Persad and Van den Hof were the principal authors; all other coauthors contributed to the
revising of the article. All authors take full responsibility for the manuscript and its conclusions. …

The incidence and diagnostic accuracy of the lemon and cerebellar ultrasonographic markers,
as well as head size and ventriculomegaly, were evaluated in a study of 1561 patients at …

… Van den Hof MC , … Bly S, Van den Hof MC, Diagnostic Imaging Committee, Society of
Obstetricians and Gynaecologists of Canada … Morin L, Van den Hof MC, Diagnostic …

BACKGROUND: In 1998, fortification of a large variety of cereal products with folic acid
became mandatory in Canada. A multicentric study was carried out to assess the impact of this …

A reference range for fetal platelet count with gestation was established from the study of
samples obtained by cordocentesis from 229 pregnancies that had prenatal diagnosis. The …

Objective: To review the biological effects and safety of obstetric ultraSOund. Outcome: Outline
the circumstances in which safety may be a concern with obstetric ultrasound. Evidence: …

Objective This guideline reviews the clinical indications for first trimester ultrasound.
Outcome Proven clinical benefit has been reported from first trimester ultrasound. Evidence A …