International gestational age-specific centiles for umbilical artery Doppler indices: a longitudinal prospective cohort study of the INTERGROWTH-21st Project
Drukker L., Staines-Urias E., Villar J., Barros FC., Carvalho M., Munim S., McGready R., Nosten F., Berkley JA., Norris SA., Uauy R., Kennedy SH., Papageorghiou AT.