@article {Simula.simula.2396,
	title = {Human Ductus Venosus Velocity Profiles in the First Trimester},
	journal = {Cardiovascular Engineering and Technology},
	volume = {4},
	number = {3},
	year = {2013},
	pages = {257-266},
	doi = {10.1007/s13239-013-0133-y},
	author = {Paul Roger {Leinan} and Kiserud, Torvid and Leif Rune {Hellevik}}
}
