OBJECTIVES: To study the correlation of peak systolic velocity in the middle cerebral artery with hemoglobin concentration in fetuses at risk of anemia due to Rhesus isoimmunization. DESIGN: Peak ...

THE risk of isoimmunization after blood transfusion depends on the relative frequency of blood-group factors, their antigenicity and the number and timing of exposures (transfusions). There have been ...

A special immune treatment may not be necessary until after the first trimester of pregnancy, according to a new Penn State and University of Pennsylvania study. The researchers said their results ...