@article{cc6a6171e64e45d388c4e401df28db64,
title = "Do heart rate and velocity variability derived from umbilical artery velocity waveforms change prior to clinical pregnancy-induced hypertension?",
author = "NTC Ursem and EB Clark and BB Keller and Hop and Juriy Wladimiroff",
year = "1999",
doi = "10.1046/j.1469-0705.1999.14040244.x",
language = "Undefined/Unknown",
volume = "14",
pages = "244--249",
journal = "Ultrasound in Obstetrics \& Gynecology",
issn = "0960-7692",
publisher = "John Wiley \& Sons Ltd.",
}