![Pulsatility index (PI), resistance index (RI) from the umbilical artery... | Download Scientific Diagram Pulsatility index (PI), resistance index (RI) from the umbilical artery... | Download Scientific Diagram](https://www.researchgate.net/publication/44801991/figure/fig3/AS:394239637770262@1471005462338/Pulsatility-index-PI-resistance-index-RI-from-the-umbilical-artery-to-the-fetuses.png)
Pulsatility index (PI), resistance index (RI) from the umbilical artery... | Download Scientific Diagram
![Reference ranges for umbilical and middle cerebral artery pulsatility index and cerebroplacental ratio in prolonged pregnancies - Palacio - 2004 - Ultrasound in Obstetrics & Gynecology - Wiley Online Library Reference ranges for umbilical and middle cerebral artery pulsatility index and cerebroplacental ratio in prolonged pregnancies - Palacio - 2004 - Ultrasound in Obstetrics & Gynecology - Wiley Online Library](https://obgyn.onlinelibrary.wiley.com/cms/asset/4a3144a3-472d-4193-b13c-5111e5906e97/mfig002.gif)
Reference ranges for umbilical and middle cerebral artery pulsatility index and cerebroplacental ratio in prolonged pregnancies - Palacio - 2004 - Ultrasound in Obstetrics & Gynecology - Wiley Online Library
![Fetal middle cerebral to uterine artery pulsatility index ratios in normal and pre‐eclamptic pregnancies - Simanaviciute - 2006 - Ultrasound in Obstetrics & Gynecology - Wiley Online Library Fetal middle cerebral to uterine artery pulsatility index ratios in normal and pre‐eclamptic pregnancies - Simanaviciute - 2006 - Ultrasound in Obstetrics & Gynecology - Wiley Online Library](https://obgyn.onlinelibrary.wiley.com/cms/asset/f0e2ccd5-b2d5-4b23-a38d-321ad4c39d2b/mfig001.gif)
Fetal middle cerebral to uterine artery pulsatility index ratios in normal and pre‐eclamptic pregnancies - Simanaviciute - 2006 - Ultrasound in Obstetrics & Gynecology - Wiley Online Library
![Reference curves of the pulsatility index of fetal umbilical artery... | Download Scientific Diagram Reference curves of the pulsatility index of fetal umbilical artery... | Download Scientific Diagram](https://www.researchgate.net/publication/341194296/figure/fig1/AS:888345072779267@1588809378370/Reference-curves-of-the-pulsatility-index-of-fetal-umbilical-artery-according-to.png)
Reference curves of the pulsatility index of fetal umbilical artery... | Download Scientific Diagram
![Reference ranges for umbilical and middle cerebral artery pulsatility index and cerebroplacental ratio in prolonged pregnancies - Palacio - 2004 - Ultrasound in Obstetrics & Gynecology - Wiley Online Library Reference ranges for umbilical and middle cerebral artery pulsatility index and cerebroplacental ratio in prolonged pregnancies - Palacio - 2004 - Ultrasound in Obstetrics & Gynecology - Wiley Online Library](https://obgyn.onlinelibrary.wiley.com/cms/asset/aa6625a5-721e-4c91-96e3-ee1c4cbd3122/mfig001.jpg)