Prevalence of abnormal umbilical arterial flow on Doppler ultrasound in low-risk and unselected pregnant women: a systematic review.
Joshua Peter VogelValerie VannevelGianna RobbersGeorge GwakoTina LavinAbiodun AdanikinTsakane HlongwaneRobert C PattinsonZahida P QureshiOlufemi T OladapoPublished in: Reproductive health (2021)
Evidence from largely observational studies in higher-income countries suggests that AEDF and REDF are rare among low- and unselected-risk pregnant women. There are insufficient data from lower-income countries and further research is required.