1)Hernandez-Andrade E, et al : Evaluation of conventional Doppler fetal cardiac function parameters : E/A ratios, outflow tracts, and myocardial performance index. Fetal Diagn Ther 32 : 22-29, 2012
2)Soveral I, et al : Fetal cardiac filling and ejection time fractions by pulsed-wave Doppler : reference ranges and potential clinical application. Ultrasound Obstet Gynecol 58 : 83-91, 2021
3)Hernandez-Andrade E, et al : Gestational-age-adjusted reference values for the modified myocardial performance index for evaluation of fetal left cardiac function. Ultrasound Obstet Gynecol 29 : 321-325, 2007
4)Kiserud T, et al : Fetal cardiac output, distribution to the placenta and impact of placental compromise. Ultrasound Obstet Gynecol 28 : 126-136, 2006
5)Hofstaetter C, et al : A cardiovascular profile score in the surveillance of fetal hydrops. J Matern Fetal Neonatal Med 19 : 407-413, 2006