This study was undertaken to determine whether is there a difference in the middle cerebral artery peak systolic velocity (MCA PSV) between active and resting behavioral states in healthy fetuses aged 30 to 32 weeks.
University of Ottawa, Ottawa Hospital, General Campus, Division of Maternal-Fetal Medicine, Department of Obstetrics and Gynecology, Ottawa, Ontario K1H 8L6, Canada. bsallout@ottawahospital.on.ca